Home / 8,903,432.40-13,355,148.60-8,005,887.60

Finding the Fourth Proportional to 8,903,432.40, 13,355,148.60 and 8,005,887.60

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Solution

The fourth proportional to 8,903,432.40, 13,355,148.60 and 8,005,887.60 is: 12,008,831.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,903,432.40 : 13,355,148.60 = 8,005,887.60 : x
  2. Step 2: Convert to fraction form
    8,903,432.40/13,355,148.60 = 8,005,887.60/x
  3. Step 3: Cross multiply
    8,903,432.40x = 13,355,148.60 × 8,005,887.60
  4. Step 4: Simplify right side
    8,903,432.40x = 106,919,818,572,897.36
  5. Step 5: Solve for x
    x = 106,919,818,572,897.36/8,903,432.40
  6. Step 6: Final answer
    x = 12,008,831.40

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Similar ratio
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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.