Home / 18,306,535.04-25,263,018.28-10,159,084.16

Finding the Fourth Proportional to 18,306,535.04, 25,263,018.28 and 10,159,084.16

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Solution

The fourth proportional to 18,306,535.04, 25,263,018.28 and 10,159,084.16 is: 14,019,536.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,306,535.04 : 25,263,018.28 = 10,159,084.16 : x
  2. Step 2: Convert to fraction form
    18,306,535.04/25,263,018.28 = 10,159,084.16/x
  3. Step 3: Cross multiply
    18,306,535.04x = 25,263,018.28 × 10,159,084.16
  4. Step 4: Simplify right side
    18,306,535.04x = 256,649,128,842,138.47
  5. Step 5: Solve for x
    x = 256,649,128,842,138.47/18,306,535.04
  6. Step 6: Final answer
    x = 14,019,536.10

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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.