Home / 10,508,543.20-15,762,814.80-6,257,015.20

Finding the Fourth Proportional to 10,508,543.20, 15,762,814.80 and 6,257,015.20

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Solution

The fourth proportional to 10,508,543.20, 15,762,814.80 and 6,257,015.20 is: 9,385,522.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,508,543.20 : 15,762,814.80 = 6,257,015.20 : x
  2. Step 2: Convert to fraction form
    10,508,543.20/15,762,814.80 = 6,257,015.20/x
  3. Step 3: Cross multiply
    10,508,543.20x = 15,762,814.80 × 6,257,015.20
  4. Step 4: Simplify right side
    10,508,543.20x = 98,628,171,798,384.97
  5. Step 5: Solve for x
    x = 98,628,171,798,384.97/10,508,543.20
  6. Step 6: Final answer
    x = 9,385,522.80

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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.