Home / 58,440,020.30-87,660,030.45-28,206,932.30

Finding the Fourth Proportional to 58,440,020.30, 87,660,030.45 and 28,206,932.30

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Solution

The fourth proportional to 58,440,020.30, 87,660,030.45 and 28,206,932.30 is: 42,310,398.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,440,020.30 : 87,660,030.45 = 28,206,932.30 : x
  2. Step 2: Convert to fraction form
    58,440,020.30/87,660,030.45 = 28,206,932.30/x
  3. Step 3: Cross multiply
    58,440,020.30x = 87,660,030.45 × 28,206,932.30
  4. Step 4: Simplify right side
    58,440,020.30x = 2,472,620,544,319,088.50
  5. Step 5: Solve for x
    x = 2,472,620,544,319,088.50/58,440,020.30
  6. Step 6: Final answer
    x = 42,310,398.45

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Double scale
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Similar ratio
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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.