Home / 8,787,155.22-12,120,012.45-8,064,337.14

Finding the Fourth Proportional to 8,787,155.22, 12,120,012.45 and 8,064,337.14

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Solution

The fourth proportional to 8,787,155.22, 12,120,012.45 and 8,064,337.14 is: 11,123,038.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,787,155.22 : 12,120,012.45 = 8,064,337.14 : x
  2. Step 2: Convert to fraction form
    8,787,155.22/12,120,012.45 = 8,064,337.14/x
  3. Step 3: Cross multiply
    8,787,155.22x = 12,120,012.45 × 8,064,337.14
  4. Step 4: Simplify right side
    8,787,155.22x = 97,739,866,537,797.39
  5. Step 5: Solve for x
    x = 97,739,866,537,797.39/8,787,155.22
  6. Step 6: Final answer
    x = 11,123,038.58

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.