Home / 9,069,129.12-12,515,963.76-4,994,747.04

Finding the Fourth Proportional to 9,069,129.12, 12,515,963.76 and 4,994,747.04

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Solution

The fourth proportional to 9,069,129.12, 12,515,963.76 and 4,994,747.04 is: 6,893,062.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,069,129.12 : 12,515,963.76 = 4,994,747.04 : x
  2. Step 2: Convert to fraction form
    9,069,129.12/12,515,963.76 = 4,994,747.04/x
  3. Step 3: Cross multiply
    9,069,129.12x = 12,515,963.76 × 4,994,747.04
  4. Step 4: Simplify right side
    9,069,129.12x = 62,514,072,943,007.27
  5. Step 5: Solve for x
    x = 62,514,072,943,007.27/9,069,129.12
  6. Step 6: Final answer
    x = 6,893,062.40

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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.