Home / 22,471,569.42-31,010,545.35-12,158,066.22

Finding the Fourth Proportional to 22,471,569.42, 31,010,545.35 and 12,158,066.22

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Solution

The fourth proportional to 22,471,569.42, 31,010,545.35 and 12,158,066.22 is: 16,778,012.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,471,569.42 : 31,010,545.35 = 12,158,066.22 : x
  2. Step 2: Convert to fraction form
    22,471,569.42/31,010,545.35 = 12,158,066.22/x
  3. Step 3: Cross multiply
    22,471,569.42x = 31,010,545.35 × 12,158,066.22
  4. Step 4: Simplify right side
    22,471,569.42x = 377,028,263,883,613.12
  5. Step 5: Solve for x
    x = 377,028,263,883,613.12/22,471,569.42
  6. Step 6: Final answer
    x = 16,778,012.11

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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.