Home / 28,092,963.64-42,142,819.74-9,893,396.92

Finding the Fourth Proportional to 28,092,963.64, 42,142,819.74 and 9,893,396.92

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Solution

The fourth proportional to 28,092,963.64, 42,142,819.74 and 9,893,396.92 is: 14,841,283.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,092,963.64 : 42,142,819.74 = 9,893,396.92 : x
  2. Step 2: Convert to fraction form
    28,092,963.64/42,142,819.74 = 9,893,396.92/x
  3. Step 3: Cross multiply
    28,092,963.64x = 42,142,819.74 × 9,893,396.92
  4. Step 4: Simplify right side
    28,092,963.64x = 416,935,643,015,831.19
  5. Step 5: Solve for x
    x = 416,935,643,015,831.19/28,092,963.64
  6. Step 6: Final answer
    x = 14,841,283.69

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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.