Home / 8,990,672.40-13,486,008.60-8,841,373.20

Finding the Fourth Proportional to 8,990,672.40, 13,486,008.60 and 8,841,373.20

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Solution

The fourth proportional to 8,990,672.40, 13,486,008.60 and 8,841,373.20 is: 13,262,059.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,990,672.40 : 13,486,008.60 = 8,841,373.20 : x
  2. Step 2: Convert to fraction form
    8,990,672.40/13,486,008.60 = 8,841,373.20/x
  3. Step 3: Cross multiply
    8,990,672.40x = 13,486,008.60 × 8,841,373.20
  4. Step 4: Simplify right side
    8,990,672.40x = 119,234,835,011,009.50
  5. Step 5: Solve for x
    x = 119,234,835,011,009.50/8,990,672.40
  6. Step 6: Final answer
    x = 13,262,059.80

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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.