Home / 18,403,731.30-27,605,596.95-4,941,920.10

Finding the Fourth Proportional to 18,403,731.30, 27,605,596.95 and 4,941,920.10

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Solution

The fourth proportional to 18,403,731.30, 27,605,596.95 and 4,941,920.10 is: 7,412,880.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,403,731.30 : 27,605,596.95 = 4,941,920.10 : x
  2. Step 2: Convert to fraction form
    18,403,731.30/27,605,596.95 = 4,941,920.10/x
  3. Step 3: Cross multiply
    18,403,731.30x = 27,605,596.95 × 4,941,920.10
  4. Step 4: Simplify right side
    18,403,731.30x = 136,424,654,439,703.69
  5. Step 5: Solve for x
    x = 136,424,654,439,703.69/18,403,731.30
  6. Step 6: Final answer
    x = 7,412,880.15

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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.