Home / 82,844,643.88-124,267,588.50-36,774,127.38

Finding the Fourth Proportional to 82,844,643.88, 124,267,588.50 and 36,774,127.38

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Solution

The fourth proportional to 82,844,643.88, 124,267,588.50 and 36,774,127.38 is: 55,161,467.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,844,643.88 : 124,267,588.50 = 36,774,127.38 : x
  2. Step 2: Convert to fraction form
    82,844,643.88/124,267,588.50 = 36,774,127.38/x
  3. Step 3: Cross multiply
    82,844,643.88x = 124,267,588.50 × 36,774,127.38
  4. Step 4: Simplify right side
    82,844,643.88x = 4,569,832,128,704,423
  5. Step 5: Solve for x
    x = 4,569,832,128,704,423/82,844,643.88
  6. Step 6: Final answer
    x = 55,161,467.47

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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.