Home / 10,316,487.40-15,474,731.10-8,899,311.40

Finding the Fourth Proportional to 10,316,487.40, 15,474,731.10 and 8,899,311.40

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Solution

The fourth proportional to 10,316,487.40, 15,474,731.10 and 8,899,311.40 is: 13,348,967.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,316,487.40 : 15,474,731.10 = 8,899,311.40 : x
  2. Step 2: Convert to fraction form
    10,316,487.40/15,474,731.10 = 8,899,311.40/x
  3. Step 3: Cross multiply
    10,316,487.40x = 15,474,731.10 × 8,899,311.40
  4. Step 4: Simplify right side
    10,316,487.40x = 137,714,450,890,164.55
  5. Step 5: Solve for x
    x = 137,714,450,890,164.55/10,316,487.40
  6. Step 6: Final answer
    x = 13,348,967.10

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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.