Home / 8,458,301.78-11,693,803.16-6,249,681.11

Finding the Fourth Proportional to 8,458,301.78, 11,693,803.16 and 6,249,681.11

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Solution

The fourth proportional to 8,458,301.78, 11,693,803.16 and 6,249,681.11 is: 8,640,332.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,458,301.78 : 11,693,803.16 = 6,249,681.11 : x
  2. Step 2: Convert to fraction form
    8,458,301.78/11,693,803.16 = 6,249,681.11/x
  3. Step 3: Cross multiply
    8,458,301.78x = 11,693,803.16 × 6,249,681.11
  4. Step 4: Simplify right side
    8,458,301.78x = 73,082,540,681,861.91
  5. Step 5: Solve for x
    x = 73,082,540,681,861.91/8,458,301.78
  6. Step 6: Final answer
    x = 8,640,332.61

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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.