Home / 13,302,754.80-19,962,005.40-8,766,916.80

Finding the Fourth Proportional to 13,302,754.80, 19,962,005.40 and 8,766,916.80

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Solution

The fourth proportional to 13,302,754.80, 19,962,005.40 and 8,766,916.80 is: 13,155,563.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,302,754.80 : 19,962,005.40 = 8,766,916.80 : x
  2. Step 2: Convert to fraction form
    13,302,754.80/19,962,005.40 = 8,766,916.80/x
  3. Step 3: Cross multiply
    13,302,754.80x = 19,962,005.40 × 8,766,916.80
  4. Step 4: Simplify right side
    13,302,754.80x = 175,005,240,502,950.72
  5. Step 5: Solve for x
    x = 175,005,240,502,950.72/13,302,754.80
  6. Step 6: Final answer
    x = 13,155,563.88

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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.