Home / 22,092,658.12-30,487,017.90-12,303,514.96

Finding the Fourth Proportional to 22,092,658.12, 30,487,017.90 and 12,303,514.96

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Solution

The fourth proportional to 22,092,658.12, 30,487,017.90 and 12,303,514.96 is: 16,978,377.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,092,658.12 : 30,487,017.90 = 12,303,514.96 : x
  2. Step 2: Convert to fraction form
    22,092,658.12/30,487,017.90 = 12,303,514.96/x
  3. Step 3: Cross multiply
    22,092,658.12x = 30,487,017.90 × 12,303,514.96
  4. Step 4: Simplify right side
    22,092,658.12x = 375,097,480,818,437.81
  5. Step 5: Solve for x
    x = 375,097,480,818,437.81/22,092,658.12
  6. Step 6: Final answer
    x = 16,978,377.11

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1.5x scale

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.