Home / 8,745,532.40-12,072,704.67-5,649,565.30

Finding the Fourth Proportional to 8,745,532.40, 12,072,704.67 and 5,649,565.30

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Solution

The fourth proportional to 8,745,532.40, 12,072,704.67 and 5,649,565.30 is: 7,798,900.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,745,532.40 : 12,072,704.67 = 5,649,565.30 : x
  2. Step 2: Convert to fraction form
    8,745,532.40/12,072,704.67 = 5,649,565.30/x
  3. Step 3: Cross multiply
    8,745,532.40x = 12,072,704.67 × 5,649,565.30
  4. Step 4: Simplify right side
    8,745,532.40x = 68,205,533,350,598.20
  5. Step 5: Solve for x
    x = 68,205,533,350,598.20/8,745,532.40
  6. Step 6: Final answer
    x = 7,798,900.08

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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.