Home / 8,352,039.20-12,528,058.80-7,092,327.20

Finding the Fourth Proportional to 8,352,039.20, 12,528,058.80 and 7,092,327.20

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Solution

The fourth proportional to 8,352,039.20, 12,528,058.80 and 7,092,327.20 is: 10,638,490.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,352,039.20 : 12,528,058.80 = 7,092,327.20 : x
  2. Step 2: Convert to fraction form
    8,352,039.20/12,528,058.80 = 7,092,327.20/x
  3. Step 3: Cross multiply
    8,352,039.20x = 12,528,058.80 × 7,092,327.20
  4. Step 4: Simplify right side
    8,352,039.20x = 88,853,092,190,439.38
  5. Step 5: Solve for x
    x = 88,853,092,190,439.38/8,352,039.20
  6. Step 6: Final answer
    x = 10,638,490.80

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.