Home / 14,773,448.80-20,239,530.45-14,220,990.50

Finding the Fourth Proportional to 14,773,448.80, 20,239,530.45 and 14,220,990.50

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Solution

The fourth proportional to 14,773,448.80, 20,239,530.45 and 14,220,990.50 is: 19,482,666.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,773,448.80 : 20,239,530.45 = 14,220,990.50 : x
  2. Step 2: Convert to fraction form
    14,773,448.80/20,239,530.45 = 14,220,990.50/x
  3. Step 3: Cross multiply
    14,773,448.80x = 20,239,530.45 × 14,220,990.50
  4. Step 4: Simplify right side
    14,773,448.80x = 287,826,170,253,910.69
  5. Step 5: Solve for x
    x = 287,826,170,253,910.69/14,773,448.80
  6. Step 6: Final answer
    x = 19,482,666.12

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.