Home / 6,712,936.10-10,069,404.15-1,920,911.30

Finding the Fourth Proportional to 6,712,936.10, 10,069,404.15 and 1,920,911.30

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Solution

The fourth proportional to 6,712,936.10, 10,069,404.15 and 1,920,911.30 is: 2,881,366.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,712,936.10 : 10,069,404.15 = 1,920,911.30 : x
  2. Step 2: Convert to fraction form
    6,712,936.10/10,069,404.15 = 1,920,911.30/x
  3. Step 3: Cross multiply
    6,712,936.10x = 10,069,404.15 × 1,920,911.30
  4. Step 4: Simplify right side
    6,712,936.10x = 19,342,432,216,001.89
  5. Step 5: Solve for x
    x = 19,342,432,216,001.89/6,712,936.10
  6. Step 6: Final answer
    x = 2,881,366.95

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Similar ratio
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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.