Home / 43,116,061.20-64,683,077.40-14,371,126.80

Finding the Fourth Proportional to 43,116,061.20, 64,683,077.40 and 14,371,126.80

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Solution

The fourth proportional to 43,116,061.20, 64,683,077.40 and 14,371,126.80 is: 21,559,685.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,116,061.20 : 64,683,077.40 = 14,371,126.80 : x
  2. Step 2: Convert to fraction form
    43,116,061.20/64,683,077.40 = 14,371,126.80/x
  3. Step 3: Cross multiply
    43,116,061.20x = 64,683,077.40 × 14,371,126.80
  4. Step 4: Simplify right side
    43,116,061.20x = 929,568,707,129,614.38
  5. Step 5: Solve for x
    x = 929,568,707,129,614.38/43,116,061.20
  6. Step 6: Final answer
    x = 21,559,685.21

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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.