Home / 55,917,389.52-83,880,931.68-17,064,589.20

Finding the Fourth Proportional to 55,917,389.52, 83,880,931.68 and 17,064,589.20

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Solution

The fourth proportional to 55,917,389.52, 83,880,931.68 and 17,064,589.20 is: 25,598,363.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,917,389.52 : 83,880,931.68 = 17,064,589.20 : x
  2. Step 2: Convert to fraction form
    55,917,389.52/83,880,931.68 = 17,064,589.20/x
  3. Step 3: Cross multiply
    55,917,389.52x = 83,880,931.68 × 17,064,589.20
  4. Step 4: Simplify right side
    55,917,389.52x = 1,431,393,640,832,466
  5. Step 5: Solve for x
    x = 1,431,393,640,832,466/55,917,389.52
  6. Step 6: Final answer
    x = 25,598,363.11

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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.