Home / 15,621,918.81-23,337,872.15-10,112,127.70

Finding the Fourth Proportional to 15,621,918.81, 23,337,872.15 and 10,112,127.70

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Solution

The fourth proportional to 15,621,918.81, 23,337,872.15 and 10,112,127.70 is: 15,106,693.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,621,918.81 : 23,337,872.15 = 10,112,127.70 : x
  2. Step 2: Convert to fraction form
    15,621,918.81/23,337,872.15 = 10,112,127.70/x
  3. Step 3: Cross multiply
    15,621,918.81x = 23,337,872.15 × 10,112,127.70
  4. Step 4: Simplify right side
    15,621,918.81x = 235,995,543,427,073.53
  5. Step 5: Solve for x
    x = 235,995,543,427,073.53/15,621,918.81
  6. Step 6: Final answer
    x = 15,106,693.76

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.