Home / 23,178,860.30-34,772,956.05-19,418,386.70

Finding the Fourth Proportional to 23,178,860.30, 34,772,956.05 and 19,418,386.70

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Solution

The fourth proportional to 23,178,860.30, 34,772,956.05 and 19,418,386.70 is: 29,131,488.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,178,860.30 : 34,772,956.05 = 19,418,386.70 : x
  2. Step 2: Convert to fraction form
    23,178,860.30/34,772,956.05 = 19,418,386.70/x
  3. Step 3: Cross multiply
    23,178,860.30x = 34,772,956.05 × 19,418,386.70
  4. Step 4: Simplify right side
    23,178,860.30x = 675,234,707,281,004.50
  5. Step 5: Solve for x
    x = 675,234,707,281,004.50/23,178,860.30
  6. Step 6: Final answer
    x = 29,131,488.72

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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.