Home / 6,782,985.60-9,360,518.40-3,727,397.76

Finding the Fourth Proportional to 6,782,985.60, 9,360,518.40 and 3,727,397.76

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Solution

The fourth proportional to 6,782,985.60, 9,360,518.40 and 3,727,397.76 is: 5,143,807.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,782,985.60 : 9,360,518.40 = 3,727,397.76 : x
  2. Step 2: Convert to fraction form
    6,782,985.60/9,360,518.40 = 3,727,397.76/x
  3. Step 3: Cross multiply
    6,782,985.60x = 9,360,518.40 × 3,727,397.76
  4. Step 4: Simplify right side
    6,782,985.60x = 34,890,375,316,598.79
  5. Step 5: Solve for x
    x = 34,890,375,316,598.79/6,782,985.60
  6. Step 6: Final answer
    x = 5,143,807.96

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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.