Home / 9,777,711.08-13,495,721.68-6,681,487.72

Finding the Fourth Proportional to 9,777,711.08, 13,495,721.68 and 6,681,487.72

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Solution

The fourth proportional to 9,777,711.08, 13,495,721.68 and 6,681,487.72 is: 9,222,148.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,777,711.08 : 13,495,721.68 = 6,681,487.72 : x
  2. Step 2: Convert to fraction form
    9,777,711.08/13,495,721.68 = 6,681,487.72/x
  3. Step 3: Cross multiply
    9,777,711.08x = 13,495,721.68 × 6,681,487.72
  4. Step 4: Simplify right side
    9,777,711.08x = 90,171,498,677,457.77
  5. Step 5: Solve for x
    x = 90,171,498,677,457.77/9,777,711.08
  6. Step 6: Final answer
    x = 9,222,148.00

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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.