Home / 18,521,902.67-25,559,894.12-10,261,799.15

Finding the Fourth Proportional to 18,521,902.67, 25,559,894.12 and 10,261,799.15

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Solution

The fourth proportional to 18,521,902.67, 25,559,894.12 and 10,261,799.15 is: 14,161,099.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,521,902.67 : 25,559,894.12 = 10,261,799.15 : x
  2. Step 2: Convert to fraction form
    18,521,902.67/25,559,894.12 = 10,261,799.15/x
  3. Step 3: Cross multiply
    18,521,902.67x = 25,559,894.12 × 10,261,799.15
  4. Step 4: Simplify right side
    18,521,902.67x = 262,290,499,575,597.50
  5. Step 5: Solve for x
    x = 262,290,499,575,597.50/18,521,902.67
  6. Step 6: Final answer
    x = 14,161,099.12

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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.