Home / 8,803,386.10-13,205,079.15-4,977,010.90

Finding the Fourth Proportional to 8,803,386.10, 13,205,079.15 and 4,977,010.90

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Solution

The fourth proportional to 8,803,386.10, 13,205,079.15 and 4,977,010.90 is: 7,465,516.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,803,386.10 : 13,205,079.15 = 4,977,010.90 : x
  2. Step 2: Convert to fraction form
    8,803,386.10/13,205,079.15 = 4,977,010.90/x
  3. Step 3: Cross multiply
    8,803,386.10x = 13,205,079.15 × 4,977,010.90
  4. Step 4: Simplify right side
    8,803,386.10x = 65,721,822,864,912.74
  5. Step 5: Solve for x
    x = 65,721,822,864,912.74/8,803,386.10
  6. Step 6: Final answer
    x = 7,465,516.35

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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.