Home / 7,851,005.40-11,776,493.46-2,460,068.76

Finding the Fourth Proportional to 7,851,005.40, 11,776,493.46 and 2,460,068.76

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Solution

The fourth proportional to 7,851,005.40, 11,776,493.46 and 2,460,068.76 is: 3,690,098.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,851,005.40 : 11,776,493.46 = 2,460,068.76 : x
  2. Step 2: Convert to fraction form
    7,851,005.40/11,776,493.46 = 2,460,068.76/x
  3. Step 3: Cross multiply
    7,851,005.40x = 11,776,493.46 × 2,460,068.76
  4. Step 4: Simplify right side
    7,851,005.40x = 28,970,983,663,290.31
  5. Step 5: Solve for x
    x = 28,970,983,663,290.31/7,851,005.40
  6. Step 6: Final answer
    x = 3,690,098.55

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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.