Home / 64,680,129.07-96,972,363.71-39,115,455.01

Finding the Fourth Proportional to 64,680,129.07, 96,972,363.71 and 39,115,455.01

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Solution

The fourth proportional to 64,680,129.07, 96,972,363.71 and 39,115,455.01 is: 58,644,257.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,680,129.07 : 96,972,363.71 = 39,115,455.01 : x
  2. Step 2: Convert to fraction form
    64,680,129.07/96,972,363.71 = 39,115,455.01/x
  3. Step 3: Cross multiply
    64,680,129.07x = 96,972,363.71 × 39,115,455.01
  4. Step 4: Simplify right side
    64,680,129.07x = 3,793,118,129,958,715.50
  5. Step 5: Solve for x
    x = 3,793,118,129,958,715.50/64,680,129.07
  6. Step 6: Final answer
    x = 58,644,257.28

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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.