Home / 25,926,595.20-38,880,561.60-13,142,851.20

Finding the Fourth Proportional to 25,926,595.20, 38,880,561.60 and 13,142,851.20

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Solution

The fourth proportional to 25,926,595.20, 38,880,561.60 and 13,142,851.20 is: 19,709,546.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,926,595.20 : 38,880,561.60 = 13,142,851.20 : x
  2. Step 2: Convert to fraction form
    25,926,595.20/38,880,561.60 = 13,142,851.20/x
  3. Step 3: Cross multiply
    25,926,595.20x = 38,880,561.60 × 13,142,851.20
  4. Step 4: Simplify right side
    25,926,595.20x = 511,001,435,681,233.94
  5. Step 5: Solve for x
    x = 511,001,435,681,233.94/25,926,595.20
  6. Step 6: Final answer
    x = 19,709,546.58

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.