Home / 15,046,595.76-20,770,658.47-10,158,438.89

Finding the Fourth Proportional to 15,046,595.76, 20,770,658.47 and 10,158,438.89

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Solution

The fourth proportional to 15,046,595.76, 20,770,658.47 and 10,158,438.89 is: 14,022,937.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,046,595.76 : 20,770,658.47 = 10,158,438.89 : x
  2. Step 2: Convert to fraction form
    15,046,595.76/20,770,658.47 = 10,158,438.89/x
  3. Step 3: Cross multiply
    15,046,595.76x = 20,770,658.47 × 10,158,438.89
  4. Step 4: Simplify right side
    15,046,595.76x = 210,997,464,772,555.91
  5. Step 5: Solve for x
    x = 210,997,464,772,555.91/15,046,595.76
  6. Step 6: Final answer
    x = 14,022,937.02

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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.