Home / 7,777,808.10-11,666,712.15-6,518,096.10

Finding the Fourth Proportional to 7,777,808.10, 11,666,712.15 and 6,518,096.10

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Solution

The fourth proportional to 7,777,808.10, 11,666,712.15 and 6,518,096.10 is: 9,777,144.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,777,808.10 : 11,666,712.15 = 6,518,096.10 : x
  2. Step 2: Convert to fraction form
    7,777,808.10/11,666,712.15 = 6,518,096.10/x
  3. Step 3: Cross multiply
    7,777,808.10x = 11,666,712.15 × 6,518,096.10
  4. Step 4: Simplify right side
    7,777,808.10x = 76,044,750,964,737.61
  5. Step 5: Solve for x
    x = 76,044,750,964,737.61/7,777,808.10
  6. Step 6: Final answer
    x = 9,777,144.15

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1.5x scale

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.