Home / 22,926,872.28-31,639,082.70-12,613,374.12

Finding the Fourth Proportional to 22,926,872.28, 31,639,082.70 and 12,613,374.12

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Solution

The fourth proportional to 22,926,872.28, 31,639,082.70 and 12,613,374.12 is: 17,406,455.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,926,872.28 : 31,639,082.70 = 12,613,374.12 : x
  2. Step 2: Convert to fraction form
    22,926,872.28/31,639,082.70 = 12,613,374.12/x
  3. Step 3: Cross multiply
    22,926,872.28x = 31,639,082.70 × 12,613,374.12
  4. Step 4: Simplify right side
    22,926,872.28x = 399,075,586,908,719.69
  5. Step 5: Solve for x
    x = 399,075,586,908,719.69/22,926,872.28
  6. Step 6: Final answer
    x = 17,406,455.71

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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.