Home / 6,865,881.60-10,298,822.40-3,842,572.80

Finding the Fourth Proportional to 6,865,881.60, 10,298,822.40 and 3,842,572.80

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Solution

The fourth proportional to 6,865,881.60, 10,298,822.40 and 3,842,572.80 is: 5,763,859.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,865,881.60 : 10,298,822.40 = 3,842,572.80 : x
  2. Step 2: Convert to fraction form
    6,865,881.60/10,298,822.40 = 3,842,572.80/x
  3. Step 3: Cross multiply
    6,865,881.60x = 10,298,822.40 × 3,842,572.80
  4. Step 4: Simplify right side
    6,865,881.60x = 39,573,974,826,270.72
  5. Step 5: Solve for x
    x = 39,573,974,826,270.72/6,865,881.60
  6. Step 6: Final answer
    x = 5,763,859.20

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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.