Home / 21,666,576.60-32,499,864.90-8,896,246.20

Finding the Fourth Proportional to 21,666,576.60, 32,499,864.90 and 8,896,246.20

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Solution

The fourth proportional to 21,666,576.60, 32,499,864.90 and 8,896,246.20 is: 13,344,369.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,666,576.60 : 32,499,864.90 = 8,896,246.20 : x
  2. Step 2: Convert to fraction form
    21,666,576.60/32,499,864.90 = 8,896,246.20/x
  3. Step 3: Cross multiply
    21,666,576.60x = 32,499,864.90 × 8,896,246.20
  4. Step 4: Simplify right side
    21,666,576.60x = 289,126,799,617,138.31
  5. Step 5: Solve for x
    x = 289,126,799,617,138.31/21,666,576.60
  6. Step 6: Final answer
    x = 13,344,369.30

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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.