Home / 12,451,153.80-18,676,730.70-9,023,359.35

Finding the Fourth Proportional to 12,451,153.80, 18,676,730.70 and 9,023,359.35

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Solution

The fourth proportional to 12,451,153.80, 18,676,730.70 and 9,023,359.35 is: 13,535,039.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,451,153.80 : 18,676,730.70 = 9,023,359.35 : x
  2. Step 2: Convert to fraction form
    12,451,153.80/18,676,730.70 = 9,023,359.35/x
  3. Step 3: Cross multiply
    12,451,153.80x = 18,676,730.70 × 9,023,359.35
  4. Step 4: Simplify right side
    12,451,153.80x = 168,526,852,589,277.03
  5. Step 5: Solve for x
    x = 168,526,852,589,277.03/12,451,153.80
  6. Step 6: Final answer
    x = 13,535,039.03

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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.