Home / 54,354,663.88-81,429,123.07-32,130,270.13

Finding the Fourth Proportional to 54,354,663.88, 81,429,123.07 and 32,130,270.13

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Solution

The fourth proportional to 54,354,663.88, 81,429,123.07 and 32,130,270.13 is: 48,134,594.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,354,663.88 : 81,429,123.07 = 32,130,270.13 : x
  2. Step 2: Convert to fraction form
    54,354,663.88/81,429,123.07 = 32,130,270.13/x
  3. Step 3: Cross multiply
    54,354,663.88x = 81,429,123.07 × 32,130,270.13
  4. Step 4: Simplify right side
    54,354,663.88x = 2,616,339,720,688,114.50
  5. Step 5: Solve for x
    x = 2,616,339,720,688,114.50/54,354,663.88
  6. Step 6: Final answer
    x = 48,134,594.79

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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.