Home / 51,281,808.30-76,922,712.45-14,890,128.30

Finding the Fourth Proportional to 51,281,808.30, 76,922,712.45 and 14,890,128.30

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Solution

The fourth proportional to 51,281,808.30, 76,922,712.45 and 14,890,128.30 is: 22,335,192.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,281,808.30 : 76,922,712.45 = 14,890,128.30 : x
  2. Step 2: Convert to fraction form
    51,281,808.30/76,922,712.45 = 14,890,128.30/x
  3. Step 3: Cross multiply
    51,281,808.30x = 76,922,712.45 × 14,890,128.30
  4. Step 4: Simplify right side
    51,281,808.30x = 1,145,389,057,564,507.50
  5. Step 5: Solve for x
    x = 1,145,389,057,564,507.50/51,281,808.30
  6. Step 6: Final answer
    x = 22,335,192.45

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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.