Home / 9,105,603.31-12,565,580.79-4,975,543.72

Finding the Fourth Proportional to 9,105,603.31, 12,565,580.79 and 4,975,543.72

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Solution

The fourth proportional to 9,105,603.31, 12,565,580.79 and 4,975,543.72 is: 6,866,167.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,105,603.31 : 12,565,580.79 = 4,975,543.72 : x
  2. Step 2: Convert to fraction form
    9,105,603.31/12,565,580.79 = 4,975,543.72/x
  3. Step 3: Cross multiply
    9,105,603.31x = 12,565,580.79 × 4,975,543.72
  4. Step 4: Simplify right side
    9,105,603.31x = 62,520,596,587,837.13
  5. Step 5: Solve for x
    x = 62,520,596,587,837.13/9,105,603.31
  6. Step 6: Final answer
    x = 6,866,167.40

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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.