Home / 15,037,127.23-20,747,677.44-8,510,756.89

Finding the Fourth Proportional to 15,037,127.23, 20,747,677.44 and 8,510,756.89

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Solution

The fourth proportional to 15,037,127.23, 20,747,677.44 and 8,510,756.89 is: 11,742,830.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,037,127.23 : 20,747,677.44 = 8,510,756.89 : x
  2. Step 2: Convert to fraction form
    15,037,127.23/20,747,677.44 = 8,510,756.89/x
  3. Step 3: Cross multiply
    15,037,127.23x = 20,747,677.44 × 8,510,756.89
  4. Step 4: Simplify right side
    15,037,127.23x = 176,578,438,723,977.59
  5. Step 5: Solve for x
    x = 176,578,438,723,977.59/15,037,127.23
  6. Step 6: Final answer
    x = 11,742,830.66

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.