Home / 19,007,206.32-26,204,569.56-15,099,926.70

Finding the Fourth Proportional to 19,007,206.32, 26,204,569.56 and 15,099,926.70

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Solution

The fourth proportional to 19,007,206.32, 26,204,569.56 and 15,099,926.70 is: 20,817,740.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,007,206.32 : 26,204,569.56 = 15,099,926.70 : x
  2. Step 2: Convert to fraction form
    19,007,206.32/26,204,569.56 = 15,099,926.70/x
  3. Step 3: Cross multiply
    19,007,206.32x = 26,204,569.56 × 15,099,926.70
  4. Step 4: Simplify right side
    19,007,206.32x = 395,687,079,561,051.19
  5. Step 5: Solve for x
    x = 395,687,079,561,051.19/19,007,206.32
  6. Step 6: Final answer
    x = 20,817,740.01

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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.