Home / 5,141,335.10-7,712,002.65-2,621,911.10

Finding the Fourth Proportional to 5,141,335.10, 7,712,002.65 and 2,621,911.10

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Solution

The fourth proportional to 5,141,335.10, 7,712,002.65 and 2,621,911.10 is: 3,932,866.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,141,335.10 : 7,712,002.65 = 2,621,911.10 : x
  2. Step 2: Convert to fraction form
    5,141,335.10/7,712,002.65 = 2,621,911.10/x
  3. Step 3: Cross multiply
    5,141,335.10x = 7,712,002.65 × 2,621,911.10
  4. Step 4: Simplify right side
    5,141,335.10x = 20,220,185,351,264.42
  5. Step 5: Solve for x
    x = 20,220,185,351,264.42/5,141,335.10
  6. Step 6: Final answer
    x = 3,932,866.65

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Similar ratio
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1.5x scale

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.