Home / 14,304,920.30-21,457,380.45-12,746,026.70

Finding the Fourth Proportional to 14,304,920.30, 21,457,380.45 and 12,746,026.70

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Solution

The fourth proportional to 14,304,920.30, 21,457,380.45 and 12,746,026.70 is: 19,119,040.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,304,920.30 : 21,457,380.45 = 12,746,026.70 : x
  2. Step 2: Convert to fraction form
    14,304,920.30/21,457,380.45 = 12,746,026.70/x
  3. Step 3: Cross multiply
    14,304,920.30x = 21,457,380.45 × 12,746,026.70
  4. Step 4: Simplify right side
    14,304,920.30x = 273,496,344,127,758
  5. Step 5: Solve for x
    x = 273,496,344,127,758/14,304,920.30
  6. Step 6: Final answer
    x = 19,119,040.05

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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.