Home / 8,088,221.80-12,132,332.70-7,472,362.60

Finding the Fourth Proportional to 8,088,221.80, 12,132,332.70 and 7,472,362.60

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Solution

The fourth proportional to 8,088,221.80, 12,132,332.70 and 7,472,362.60 is: 11,208,543.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,088,221.80 : 12,132,332.70 = 7,472,362.60 : x
  2. Step 2: Convert to fraction form
    8,088,221.80/12,132,332.70 = 7,472,362.60/x
  3. Step 3: Cross multiply
    8,088,221.80x = 12,132,332.70 × 7,472,362.60
  4. Step 4: Simplify right side
    8,088,221.80x = 90,657,189,118,237.02
  5. Step 5: Solve for x
    x = 90,657,189,118,237.02/8,088,221.80
  6. Step 6: Final answer
    x = 11,208,543.90

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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.