Home / 10,897,549.80-16,346,324.70-9,721,818.60

Finding the Fourth Proportional to 10,897,549.80, 16,346,324.70 and 9,721,818.60

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Solution

The fourth proportional to 10,897,549.80, 16,346,324.70 and 9,721,818.60 is: 14,582,727.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,897,549.80 : 16,346,324.70 = 9,721,818.60 : x
  2. Step 2: Convert to fraction form
    10,897,549.80/16,346,324.70 = 9,721,818.60/x
  3. Step 3: Cross multiply
    10,897,549.80x = 16,346,324.70 × 9,721,818.60
  4. Step 4: Simplify right side
    10,897,549.80x = 158,916,003,510,099.41
  5. Step 5: Solve for x
    x = 158,916,003,510,099.41/10,897,549.80
  6. Step 6: Final answer
    x = 14,582,727.90

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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.