Home / 8,686,242.00-11,987,028.08-4,818,763.20

Finding the Fourth Proportional to 8,686,242.00, 11,987,028.08 and 4,818,763.20

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Solution

The fourth proportional to 8,686,242.00, 11,987,028.08 and 4,818,763.20 is: 6,649,901.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,686,242.00 : 11,987,028.08 = 4,818,763.20 : x
  2. Step 2: Convert to fraction form
    8,686,242.00/11,987,028.08 = 4,818,763.20/x
  3. Step 3: Cross multiply
    8,686,242.00x = 11,987,028.08 × 4,818,763.20
  4. Step 4: Simplify right side
    8,686,242.00x = 57,762,649,720,225.48
  5. Step 5: Solve for x
    x = 57,762,649,720,225.48/8,686,242.00
  6. Step 6: Final answer
    x = 6,649,901.04

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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.