Home / 18,144,617.10-27,216,925.65-10,165,404.30

Finding the Fourth Proportional to 18,144,617.10, 27,216,925.65 and 10,165,404.30

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Solution

The fourth proportional to 18,144,617.10, 27,216,925.65 and 10,165,404.30 is: 15,248,106.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,144,617.10 : 27,216,925.65 = 10,165,404.30 : x
  2. Step 2: Convert to fraction form
    18,144,617.10/27,216,925.65 = 10,165,404.30/x
  3. Step 3: Cross multiply
    18,144,617.10x = 27,216,925.65 × 10,165,404.30
  4. Step 4: Simplify right side
    18,144,617.10x = 276,671,053,035,290.31
  5. Step 5: Solve for x
    x = 276,671,053,035,290.31/18,144,617.10
  6. Step 6: Final answer
    x = 15,248,106.45

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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.