Home / 25,960,020.20-38,940,030.30-13,205,436.20

Finding the Fourth Proportional to 25,960,020.20, 38,940,030.30 and 13,205,436.20

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Solution

The fourth proportional to 25,960,020.20, 38,940,030.30 and 13,205,436.20 is: 19,808,154.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,960,020.20 : 38,940,030.30 = 13,205,436.20 : x
  2. Step 2: Convert to fraction form
    25,960,020.20/38,940,030.30 = 13,205,436.20/x
  3. Step 3: Cross multiply
    25,960,020.20x = 38,940,030.30 × 13,205,436.20
  4. Step 4: Simplify right side
    25,960,020.20x = 514,220,085,752,716.81
  5. Step 5: Solve for x
    x = 514,220,085,752,716.81/25,960,020.20
  6. Step 6: Final answer
    x = 19,808,154.30

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1.5x scale

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.