Home / 21,779,673.02-32,669,520.06-8,986,116.68

Finding the Fourth Proportional to 21,779,673.02, 32,669,520.06 and 8,986,116.68

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Solution

The fourth proportional to 21,779,673.02, 32,669,520.06 and 8,986,116.68 is: 13,479,179.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,779,673.02 : 32,669,520.06 = 8,986,116.68 : x
  2. Step 2: Convert to fraction form
    21,779,673.02/32,669,520.06 = 8,986,116.68/x
  3. Step 3: Cross multiply
    21,779,673.02x = 32,669,520.06 × 8,986,116.68
  4. Step 4: Simplify right side
    21,779,673.02x = 293,572,119,138,760.56
  5. Step 5: Solve for x
    x = 293,572,119,138,760.56/21,779,673.02
  6. Step 6: Final answer
    x = 13,479,179.36

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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.