Home / 18,270,159.92-25,210,983.48-10,119,875.12

Finding the Fourth Proportional to 18,270,159.92, 25,210,983.48 and 10,119,875.12

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Solution

The fourth proportional to 18,270,159.92, 25,210,983.48 and 10,119,875.12 is: 13,964,410.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,270,159.92 : 25,210,983.48 = 10,119,875.12 : x
  2. Step 2: Convert to fraction form
    18,270,159.92/25,210,983.48 = 10,119,875.12/x
  3. Step 3: Cross multiply
    18,270,159.92x = 25,210,983.48 × 10,119,875.12
  4. Step 4: Simplify right side
    18,270,159.92x = 255,132,004,469,983
  5. Step 5: Solve for x
    x = 255,132,004,469,983/18,270,159.92
  6. Step 6: Final answer
    x = 13,964,410.03

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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.