Home / 21,068,106.38-31,602,159.58-5,922,037.88

Finding the Fourth Proportional to 21,068,106.38, 31,602,159.58 and 5,922,037.88

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Solution

The fourth proportional to 21,068,106.38, 31,602,159.58 and 5,922,037.88 is: 8,883,056.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,068,106.38 : 31,602,159.58 = 5,922,037.88 : x
  2. Step 2: Convert to fraction form
    21,068,106.38/31,602,159.58 = 5,922,037.88/x
  3. Step 3: Cross multiply
    21,068,106.38x = 31,602,159.58 × 5,922,037.88
  4. Step 4: Simplify right side
    21,068,106.38x = 187,149,186,122,564.88
  5. Step 5: Solve for x
    x = 187,149,186,122,564.88/21,068,106.38
  6. Step 6: Final answer
    x = 8,883,056.82

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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.