Home / 15,621,754.50-23,436,372.96-6,518,788.31

Finding the Fourth Proportional to 15,621,754.50, 23,436,372.96 and 6,518,788.31

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Solution

The fourth proportional to 15,621,754.50, 23,436,372.96 and 6,518,788.31 is: 9,779,743.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,621,754.50 : 23,436,372.96 = 6,518,788.31 : x
  2. Step 2: Convert to fraction form
    15,621,754.50/23,436,372.96 = 6,518,788.31/x
  3. Step 3: Cross multiply
    15,621,754.50x = 23,436,372.96 × 6,518,788.31
  4. Step 4: Simplify right side
    15,621,754.50x = 152,776,753,963,266.22
  5. Step 5: Solve for x
    x = 152,776,753,963,266.22/15,621,754.50
  6. Step 6: Final answer
    x = 9,779,743.62

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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.