Home / 18,526,343.96-25,567,167.63-10,266,386.98

Finding the Fourth Proportional to 18,526,343.96, 25,567,167.63 and 10,266,386.98

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Solution

The fourth proportional to 18,526,343.96, 25,567,167.63 and 10,266,386.98 is: 14,168,064.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,526,343.96 : 25,567,167.63 = 10,266,386.98 : x
  2. Step 2: Convert to fraction form
    18,526,343.96/25,567,167.63 = 10,266,386.98/x
  3. Step 3: Cross multiply
    18,526,343.96x = 25,567,167.63 × 10,266,386.98
  4. Step 4: Simplify right side
    18,526,343.96x = 262,482,436,872,109.47
  5. Step 5: Solve for x
    x = 262,482,436,872,109.47/18,526,343.96
  6. Step 6: Final answer
    x = 14,168,064.54

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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.