Home / 8,248,624.20-12,362,438.70-7,345,830.60

Finding the Fourth Proportional to 8,248,624.20, 12,362,438.70 and 7,345,830.60

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Solution

The fourth proportional to 8,248,624.20, 12,362,438.70 and 7,345,830.60 is: 11,009,397.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,248,624.20 : 12,362,438.70 = 7,345,830.60 : x
  2. Step 2: Convert to fraction form
    8,248,624.20/12,362,438.70 = 7,345,830.60/x
  3. Step 3: Cross multiply
    8,248,624.20x = 12,362,438.70 × 7,345,830.60
  4. Step 4: Simplify right side
    8,248,624.20x = 90,812,380,493,084.20
  5. Step 5: Solve for x
    x = 90,812,380,493,084.20/8,248,624.20
  6. Step 6: Final answer
    x = 11,009,397.24

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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.