Home / 15,975,115.16-23,983,930.80-8,407,395.32

Finding the Fourth Proportional to 15,975,115.16, 23,983,930.80 and 8,407,395.32

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Solution

The fourth proportional to 15,975,115.16, 23,983,930.80 and 8,407,395.32 is: 12,622,280.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,975,115.16 : 23,983,930.80 = 8,407,395.32 : x
  2. Step 2: Convert to fraction form
    15,975,115.16/23,983,930.80 = 8,407,395.32/x
  3. Step 3: Cross multiply
    15,975,115.16x = 23,983,930.80 × 8,407,395.32
  4. Step 4: Simplify right side
    15,975,115.16x = 201,642,387,563,123.88
  5. Step 5: Solve for x
    x = 201,642,387,563,123.88/15,975,115.16
  6. Step 6: Final answer
    x = 12,622,280.69

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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.