Home / 10,102,015.71-15,152,979.83-2,528,959.59

Finding the Fourth Proportional to 10,102,015.71, 15,152,979.83 and 2,528,959.59

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Solution

The fourth proportional to 10,102,015.71, 15,152,979.83 and 2,528,959.59 is: 3,793,428.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,102,015.71 : 15,152,979.83 = 2,528,959.59 : x
  2. Step 2: Convert to fraction form
    10,102,015.71/15,152,979.83 = 2,528,959.59/x
  3. Step 3: Cross multiply
    10,102,015.71x = 15,152,979.83 × 2,528,959.59
  4. Step 4: Simplify right side
    10,102,015.71x = 38,321,273,645,510.27
  5. Step 5: Solve for x
    x = 38,321,273,645,510.27/10,102,015.71
  6. Step 6: Final answer
    x = 3,793,428.44

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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.