Home / 22,926,859.79-31,639,065.42-12,613,361.45

Finding the Fourth Proportional to 22,926,859.79, 31,639,065.42 and 12,613,361.45

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Solution

The fourth proportional to 22,926,859.79, 31,639,065.42 and 12,613,361.45 is: 17,406,438.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,926,859.79 : 31,639,065.42 = 12,613,361.45 : x
  2. Step 2: Convert to fraction form
    22,926,859.79/31,639,065.42 = 12,613,361.45/x
  3. Step 3: Cross multiply
    22,926,859.79x = 31,639,065.42 × 12,613,361.45
  4. Step 4: Simplify right side
    22,926,859.79x = 399,074,967,924,460.75
  5. Step 5: Solve for x
    x = 399,074,967,924,460.75/22,926,859.79
  6. Step 6: Final answer
    x = 17,406,438.20

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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.