Home / 9,074,931.40-13,612,397.10-8,235,123.40

Finding the Fourth Proportional to 9,074,931.40, 13,612,397.10 and 8,235,123.40

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Solution

The fourth proportional to 9,074,931.40, 13,612,397.10 and 8,235,123.40 is: 12,352,685.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,074,931.40 : 13,612,397.10 = 8,235,123.40 : x
  2. Step 2: Convert to fraction form
    9,074,931.40/13,612,397.10 = 8,235,123.40/x
  3. Step 3: Cross multiply
    9,074,931.40x = 13,612,397.10 × 8,235,123.40
  4. Step 4: Simplify right side
    9,074,931.40x = 112,099,769,888,302.14
  5. Step 5: Solve for x
    x = 112,099,769,888,302.14/9,074,931.40
  6. Step 6: Final answer
    x = 12,352,685.10

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Double scale
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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.