Home / 20,166,092.80-30,249,139.20-6,704,998.40

Finding the Fourth Proportional to 20,166,092.80, 30,249,139.20 and 6,704,998.40

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Solution

The fourth proportional to 20,166,092.80, 30,249,139.20 and 6,704,998.40 is: 10,057,497.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,166,092.80 : 30,249,139.20 = 6,704,998.40 : x
  2. Step 2: Convert to fraction form
    20,166,092.80/30,249,139.20 = 6,704,998.40/x
  3. Step 3: Cross multiply
    20,166,092.80x = 30,249,139.20 × 6,704,998.40
  4. Step 4: Simplify right side
    20,166,092.80x = 202,820,429,937,377.28
  5. Step 5: Solve for x
    x = 202,820,429,937,377.28/20,166,092.80
  6. Step 6: Final answer
    x = 10,057,497.60

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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.