Home / 18,270,160.92-25,210,984.86-10,119,876.12

Finding the Fourth Proportional to 18,270,160.92, 25,210,984.86 and 10,119,876.12

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Solution

The fourth proportional to 18,270,160.92, 25,210,984.86 and 10,119,876.12 is: 13,964,411.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,270,160.92 : 25,210,984.86 = 10,119,876.12 : x
  2. Step 2: Convert to fraction form
    18,270,160.92/25,210,984.86 = 10,119,876.12/x
  3. Step 3: Cross multiply
    18,270,160.92x = 25,210,984.86 × 10,119,876.12
  4. Step 4: Simplify right side
    18,270,160.92x = 255,132,043,646,395.53
  5. Step 5: Solve for x
    x = 255,132,043,646,395.53/18,270,160.92
  6. Step 6: Final answer
    x = 13,964,411.41

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1.5x scale

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.