Home / 25,509,904.40-38,264,856.60-15,943,966.40

Finding the Fourth Proportional to 25,509,904.40, 38,264,856.60 and 15,943,966.40

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Solution

The fourth proportional to 25,509,904.40, 38,264,856.60 and 15,943,966.40 is: 23,915,949.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,509,904.40 : 38,264,856.60 = 15,943,966.40 : x
  2. Step 2: Convert to fraction form
    25,509,904.40/38,264,856.60 = 15,943,966.40/x
  3. Step 3: Cross multiply
    25,509,904.40x = 38,264,856.60 × 15,943,966.40
  4. Step 4: Simplify right side
    25,509,904.40x = 610,093,587,931,218.25
  5. Step 5: Solve for x
    x = 610,093,587,931,218.25/25,509,904.40
  6. Step 6: Final answer
    x = 23,915,949.60

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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.