Home / 69,436,643.13-104,159,295-18,318,711.15

Finding the Fourth Proportional to 69,436,643.13, 104,159,295 and 18,318,711.15

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Solution

The fourth proportional to 69,436,643.13, 104,159,295 and 18,318,711.15 is: 27,479,209.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,436,643.13 : 104,159,295 = 18,318,711.15 : x
  2. Step 2: Convert to fraction form
    69,436,643.13/104,159,295 = 18,318,711.15/x
  3. Step 3: Cross multiply
    69,436,643.13x = 104,159,295 × 18,318,711.15
  4. Step 4: Simplify right side
    69,436,643.13x = 1,908,064,038,692,639
  5. Step 5: Solve for x
    x = 1,908,064,038,692,639/69,436,643.13
  6. Step 6: Final answer
    x = 27,479,209.14

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.