Home / 14,217,389.04-19,619,937.72-7,691,002.40

Finding the Fourth Proportional to 14,217,389.04, 19,619,937.72 and 7,691,002.40

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Solution

The fourth proportional to 14,217,389.04, 19,619,937.72 and 7,691,002.40 is: 10,613,551.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,217,389.04 : 19,619,937.72 = 7,691,002.40 : x
  2. Step 2: Convert to fraction form
    14,217,389.04/19,619,937.72 = 7,691,002.40/x
  3. Step 3: Cross multiply
    14,217,389.04x = 19,619,937.72 × 7,691,002.40
  4. Step 4: Simplify right side
    14,217,389.04x = 150,896,988,092,370.53
  5. Step 5: Solve for x
    x = 150,896,988,092,370.53/14,217,389.04
  6. Step 6: Final answer
    x = 10,613,551.31

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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.