Home / 10,403,239.60-15,604,859.40-3,670,778.80

Finding the Fourth Proportional to 10,403,239.60, 15,604,859.40 and 3,670,778.80

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Solution

The fourth proportional to 10,403,239.60, 15,604,859.40 and 3,670,778.80 is: 5,506,168.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,403,239.60 : 15,604,859.40 = 3,670,778.80 : x
  2. Step 2: Convert to fraction form
    10,403,239.60/15,604,859.40 = 3,670,778.80/x
  3. Step 3: Cross multiply
    10,403,239.60x = 15,604,859.40 × 3,670,778.80
  4. Step 4: Simplify right side
    10,403,239.60x = 57,281,987,062,500.72
  5. Step 5: Solve for x
    x = 57,281,987,062,500.72/10,403,239.60
  6. Step 6: Final answer
    x = 5,506,168.20

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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.