Home / 14,349,708.63-21,513,196.01-7,157,540.43

Finding the Fourth Proportional to 14,349,708.63, 21,513,196.01 and 7,157,540.43

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Solution

The fourth proportional to 14,349,708.63, 21,513,196.01 and 7,157,540.43 is: 10,730,640.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,349,708.63 : 21,513,196.01 = 7,157,540.43 : x
  2. Step 2: Convert to fraction form
    14,349,708.63/21,513,196.01 = 7,157,540.43/x
  3. Step 3: Cross multiply
    14,349,708.63x = 21,513,196.01 × 7,157,540.43
  4. Step 4: Simplify right side
    14,349,708.63x = 153,981,570,237,983.53
  5. Step 5: Solve for x
    x = 153,981,570,237,983.53/14,349,708.63
  6. Step 6: Final answer
    x = 10,730,640.89

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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.