Home / 40,130,603.84-60,181,139.84-13,862,754.72

Finding the Fourth Proportional to 40,130,603.84, 60,181,139.84 and 13,862,754.72

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Solution

The fourth proportional to 40,130,603.84, 60,181,139.84 and 13,862,754.72 is: 20,789,031.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,130,603.84 : 60,181,139.84 = 13,862,754.72 : x
  2. Step 2: Convert to fraction form
    40,130,603.84/60,181,139.84 = 13,862,754.72/x
  3. Step 3: Cross multiply
    40,130,603.84x = 60,181,139.84 × 13,862,754.72
  4. Step 4: Simplify right side
    40,130,603.84x = 834,276,380,371,940.12
  5. Step 5: Solve for x
    x = 834,276,380,371,940.12/40,130,603.84
  6. Step 6: Final answer
    x = 20,789,031.33

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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.