Home / 14,920,001.70-22,380,002.55-7,827,368.10

Finding the Fourth Proportional to 14,920,001.70, 22,380,002.55 and 7,827,368.10

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Solution

The fourth proportional to 14,920,001.70, 22,380,002.55 and 7,827,368.10 is: 11,741,052.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,920,001.70 : 22,380,002.55 = 7,827,368.10 : x
  2. Step 2: Convert to fraction form
    14,920,001.70/22,380,002.55 = 7,827,368.10/x
  3. Step 3: Cross multiply
    14,920,001.70x = 22,380,002.55 × 7,827,368.10
  4. Step 4: Simplify right side
    14,920,001.70x = 175,176,518,037,788.66
  5. Step 5: Solve for x
    x = 175,176,518,037,788.66/14,920,001.70
  6. Step 6: Final answer
    x = 11,741,052.15

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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.