Home / 55,366,319.40-83,024,595.90-21,276,335.40

Finding the Fourth Proportional to 55,366,319.40, 83,024,595.90 and 21,276,335.40

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Solution

The fourth proportional to 55,366,319.40, 83,024,595.90 and 21,276,335.40 is: 31,904,940.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,366,319.40 : 83,024,595.90 = 21,276,335.40 : x
  2. Step 2: Convert to fraction form
    55,366,319.40/83,024,595.90 = 21,276,335.40/x
  3. Step 3: Cross multiply
    55,366,319.40x = 83,024,595.90 × 21,276,335.40
  4. Step 4: Simplify right side
    55,366,319.40x = 1,766,459,148,817,864.75
  5. Step 5: Solve for x
    x = 1,766,459,148,817,864.75/55,366,319.40
  6. Step 6: Final answer
    x = 31,904,940.91

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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.