Home / 25,889,101.76-35,730,391.28-15,581,547.20

Finding the Fourth Proportional to 25,889,101.76, 35,730,391.28 and 15,581,547.20

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Solution

The fourth proportional to 25,889,101.76, 35,730,391.28 and 15,581,547.20 is: 21,504,600.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,889,101.76 : 35,730,391.28 = 15,581,547.20 : x
  2. Step 2: Convert to fraction form
    25,889,101.76/35,730,391.28 = 15,581,547.20/x
  3. Step 3: Cross multiply
    25,889,101.76x = 35,730,391.28 × 15,581,547.20
  4. Step 4: Simplify right side
    25,889,101.76x = 556,734,778,203,788.44
  5. Step 5: Solve for x
    x = 556,734,778,203,788.44/25,889,101.76
  6. Step 6: Final answer
    x = 21,504,600.02

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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.