Home / 9,372,514.71-12,935,266.76-5,242,775.28

Finding the Fourth Proportional to 9,372,514.71, 12,935,266.76 and 5,242,775.28

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Solution

The fourth proportional to 9,372,514.71, 12,935,266.76 and 5,242,775.28 is: 7,235,699.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,372,514.71 : 12,935,266.76 = 5,242,775.28 : x
  2. Step 2: Convert to fraction form
    9,372,514.71/12,935,266.76 = 5,242,775.28/x
  3. Step 3: Cross multiply
    9,372,514.71x = 12,935,266.76 × 5,242,775.28
  4. Step 4: Simplify right side
    9,372,514.71x = 67,816,696,822,640.63
  5. Step 5: Solve for x
    x = 67,816,696,822,640.63/9,372,514.71
  6. Step 6: Final answer
    x = 7,235,699.16

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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.