Home / 15,459,665.20-23,189,497.80-9,786,295.60

Finding the Fourth Proportional to 15,459,665.20, 23,189,497.80 and 9,786,295.60

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Solution

The fourth proportional to 15,459,665.20, 23,189,497.80 and 9,786,295.60 is: 14,679,443.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,459,665.20 : 23,189,497.80 = 9,786,295.60 : x
  2. Step 2: Convert to fraction form
    15,459,665.20/23,189,497.80 = 9,786,295.60/x
  3. Step 3: Cross multiply
    15,459,665.20x = 23,189,497.80 × 9,786,295.60
  4. Step 4: Simplify right side
    15,459,665.20x = 226,939,280,286,349.69
  5. Step 5: Solve for x
    x = 226,939,280,286,349.69/15,459,665.20
  6. Step 6: Final answer
    x = 14,679,443.40

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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.