Home / 14,349,707.88-21,513,194.89-7,157,539.68

Finding the Fourth Proportional to 14,349,707.88, 21,513,194.89 and 7,157,539.68

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Solution

The fourth proportional to 14,349,707.88, 21,513,194.89 and 7,157,539.68 is: 10,730,639.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,349,707.88 : 21,513,194.89 = 7,157,539.68 : x
  2. Step 2: Convert to fraction form
    14,349,707.88/21,513,194.89 = 7,157,539.68/x
  3. Step 3: Cross multiply
    14,349,707.88x = 21,513,194.89 × 7,157,539.68
  4. Step 4: Simplify right side
    14,349,707.88x = 153,981,546,050,854.38
  5. Step 5: Solve for x
    x = 153,981,546,050,854.38/14,349,707.88
  6. Step 6: Final answer
    x = 10,730,639.77

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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.