Home / 15,316,230.30-22,974,345.45-12,481,878.30

Finding the Fourth Proportional to 15,316,230.30, 22,974,345.45 and 12,481,878.30

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Solution

The fourth proportional to 15,316,230.30, 22,974,345.45 and 12,481,878.30 is: 18,722,817.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,316,230.30 : 22,974,345.45 = 12,481,878.30 : x
  2. Step 2: Convert to fraction form
    15,316,230.30/22,974,345.45 = 12,481,878.30/x
  3. Step 3: Cross multiply
    15,316,230.30x = 22,974,345.45 × 12,481,878.30
  4. Step 4: Simplify right side
    15,316,230.30x = 286,762,983,929,058.75
  5. Step 5: Solve for x
    x = 286,762,983,929,058.75/15,316,230.30
  6. Step 6: Final answer
    x = 18,722,817.45

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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.