Home / 60,369,553.92-90,554,358.96-19,428,987.36

Finding the Fourth Proportional to 60,369,553.92, 90,554,358.96 and 19,428,987.36

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Solution

The fourth proportional to 60,369,553.92, 90,554,358.96 and 19,428,987.36 is: 29,143,490.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,369,553.92 : 90,554,358.96 = 19,428,987.36 : x
  2. Step 2: Convert to fraction form
    60,369,553.92/90,554,358.96 = 19,428,987.36/x
  3. Step 3: Cross multiply
    60,369,553.92x = 90,554,358.96 × 19,428,987.36
  4. Step 4: Simplify right side
    60,369,553.92x = 1,759,379,495,626,742.50
  5. Step 5: Solve for x
    x = 1,759,379,495,626,742.50/60,369,553.92
  6. Step 6: Final answer
    x = 29,143,490.08

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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.