Home / 16,642,686.90-24,964,030.35-8,118,635.70

Finding the Fourth Proportional to 16,642,686.90, 24,964,030.35 and 8,118,635.70

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Solution

The fourth proportional to 16,642,686.90, 24,964,030.35 and 8,118,635.70 is: 12,177,953.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,642,686.90 : 24,964,030.35 = 8,118,635.70 : x
  2. Step 2: Convert to fraction form
    16,642,686.90/24,964,030.35 = 8,118,635.70/x
  3. Step 3: Cross multiply
    16,642,686.90x = 24,964,030.35 × 8,118,635.70
  4. Step 4: Simplify right side
    16,642,686.90x = 202,673,868,015,393.50
  5. Step 5: Solve for x
    x = 202,673,868,015,393.50/16,642,686.90
  6. Step 6: Final answer
    x = 12,177,953.55

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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.