Home / 64,950,781.20-89,632,070.24-38,845,295.04

Finding the Fourth Proportional to 64,950,781.20, 89,632,070.24 and 38,845,295.04

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Solution

The fourth proportional to 64,950,781.20, 89,632,070.24 and 38,845,295.04 is: 53,606,502.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,950,781.20 : 89,632,070.24 = 38,845,295.04 : x
  2. Step 2: Convert to fraction form
    64,950,781.20/89,632,070.24 = 38,845,295.04/x
  3. Step 3: Cross multiply
    64,950,781.20x = 89,632,070.24 × 38,845,295.04
  4. Step 4: Simplify right side
    64,950,781.20x = 3,481,784,213,518,803.50
  5. Step 5: Solve for x
    x = 3,481,784,213,518,803.50/64,950,781.20
  6. Step 6: Final answer
    x = 53,606,502.48

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.