Home / 9,881,665.04-13,625,868.88-6,437,519.12

Finding the Fourth Proportional to 9,881,665.04, 13,625,868.88 and 6,437,519.12

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Solution

The fourth proportional to 9,881,665.04, 13,625,868.88 and 6,437,519.12 is: 8,876,721.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,881,665.04 : 13,625,868.88 = 6,437,519.12 : x
  2. Step 2: Convert to fraction form
    9,881,665.04/13,625,868.88 = 6,437,519.12/x
  3. Step 3: Cross multiply
    9,881,665.04x = 13,625,868.88 × 6,437,519.12
  4. Step 4: Simplify right side
    9,881,665.04x = 87,716,791,441,613
  5. Step 5: Solve for x
    x = 87,716,791,441,613/9,881,665.04
  6. Step 6: Final answer
    x = 8,876,721.80

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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.