Home / 18,526,343.72-25,567,167.29-10,266,386.73

Finding the Fourth Proportional to 18,526,343.72, 25,567,167.29 and 10,266,386.73

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Solution

The fourth proportional to 18,526,343.72, 25,567,167.29 and 10,266,386.73 is: 14,168,064.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,526,343.72 : 25,567,167.29 = 10,266,386.73 : x
  2. Step 2: Convert to fraction form
    18,526,343.72/25,567,167.29 = 10,266,386.73/x
  3. Step 3: Cross multiply
    18,526,343.72x = 25,567,167.29 × 10,266,386.73
  4. Step 4: Simplify right side
    18,526,343.72x = 262,482,426,938,414.16
  5. Step 5: Solve for x
    x = 262,482,426,938,414.16/18,526,343.72
  6. Step 6: Final answer
    x = 14,168,064.19

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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.