Home / 15,974,421.30-23,961,631.95-13,140,069.30

Finding the Fourth Proportional to 15,974,421.30, 23,961,631.95 and 13,140,069.30

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Solution

The fourth proportional to 15,974,421.30, 23,961,631.95 and 13,140,069.30 is: 19,710,103.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,974,421.30 : 23,961,631.95 = 13,140,069.30 : x
  2. Step 2: Convert to fraction form
    15,974,421.30/23,961,631.95 = 13,140,069.30/x
  3. Step 3: Cross multiply
    15,974,421.30x = 23,961,631.95 × 13,140,069.30
  4. Step 4: Simplify right side
    15,974,421.30x = 314,857,504,364,094.12
  5. Step 5: Solve for x
    x = 314,857,504,364,094.12/15,974,421.30
  6. Step 6: Final answer
    x = 19,710,103.95

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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.