Home / 42,624,121.20-63,944,476.20-18,363,001.20

Finding the Fourth Proportional to 42,624,121.20, 63,944,476.20 and 18,363,001.20

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Solution

The fourth proportional to 42,624,121.20, 63,944,476.20 and 18,363,001.20 is: 27,548,075.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,624,121.20 : 63,944,476.20 = 18,363,001.20 : x
  2. Step 2: Convert to fraction form
    42,624,121.20/63,944,476.20 = 18,363,001.20/x
  3. Step 3: Cross multiply
    42,624,121.20x = 63,944,476.20 × 18,363,001.20
  4. Step 4: Simplify right side
    42,624,121.20x = 1,174,212,493,193,971.50
  5. Step 5: Solve for x
    x = 1,174,212,493,193,971.50/42,624,121.20
  6. Step 6: Final answer
    x = 27,548,075.13

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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.