Home / 15,767,911.40-23,651,867.10-12,579,265.40

Finding the Fourth Proportional to 15,767,911.40, 23,651,867.10 and 12,579,265.40

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Solution

The fourth proportional to 15,767,911.40, 23,651,867.10 and 12,579,265.40 is: 18,868,898.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,767,911.40 : 23,651,867.10 = 12,579,265.40 : x
  2. Step 2: Convert to fraction form
    15,767,911.40/23,651,867.10 = 12,579,265.40/x
  3. Step 3: Cross multiply
    15,767,911.40x = 23,651,867.10 × 12,579,265.40
  4. Step 4: Simplify right side
    15,767,911.40x = 297,523,113,456,428.38
  5. Step 5: Solve for x
    x = 297,523,113,456,428.38/15,767,911.40
  6. Step 6: Final answer
    x = 18,868,898.10

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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.