Home / 18,440,155-25,445,595.16-10,179,681.04

Finding the Fourth Proportional to 18,440,155, 25,445,595.16 and 10,179,681.04

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Solution

The fourth proportional to 18,440,155, 25,445,595.16 and 10,179,681.04 is: 14,046,955.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,440,155 : 25,445,595.16 = 10,179,681.04 : x
  2. Step 2: Convert to fraction form
    18,440,155/25,445,595.16 = 10,179,681.04/x
  3. Step 3: Cross multiply
    18,440,155x = 25,445,595.16 × 10,179,681.04
  4. Step 4: Simplify right side
    18,440,155x = 259,028,042,601,767.75
  5. Step 5: Solve for x
    x = 259,028,042,601,767.75/18,440,155
  6. Step 6: Final answer
    x = 14,046,955.82

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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.