Home / 15,234,450.60-21,023,567.10-8,358,984.30

Finding the Fourth Proportional to 15,234,450.60, 21,023,567.10 and 8,358,984.30

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Solution

The fourth proportional to 15,234,450.60, 21,023,567.10 and 8,358,984.30 is: 11,535,412.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,234,450.60 : 21,023,567.10 = 8,358,984.30 : x
  2. Step 2: Convert to fraction form
    15,234,450.60/21,023,567.10 = 8,358,984.30/x
  3. Step 3: Cross multiply
    15,234,450.60x = 21,023,567.10 × 8,358,984.30
  4. Step 4: Simplify right side
    15,234,450.60x = 175,735,667,318,896.53
  5. Step 5: Solve for x
    x = 175,735,667,318,896.53/15,234,450.60
  6. Step 6: Final answer
    x = 11,535,412.20

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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.