Home / 15,060,564.40-22,565,963.40-12,821,076.40

Finding the Fourth Proportional to 15,060,564.40, 22,565,963.40 and 12,821,076.40

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Solution

The fourth proportional to 15,060,564.40, 22,565,963.40 and 12,821,076.40 is: 19,210,431.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,060,564.40 : 22,565,963.40 = 12,821,076.40 : x
  2. Step 2: Convert to fraction form
    15,060,564.40/22,565,963.40 = 12,821,076.40/x
  3. Step 3: Cross multiply
    15,060,564.40x = 22,565,963.40 × 12,821,076.40
  4. Step 4: Simplify right side
    15,060,564.40x = 289,319,940,791,003.75
  5. Step 5: Solve for x
    x = 289,319,940,791,003.75/15,060,564.40
  6. Step 6: Final answer
    x = 19,210,431.50

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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.