Home / 9,979,187.25-14,970,627.18-3,157,477.68

Finding the Fourth Proportional to 9,979,187.25, 14,970,627.18 and 3,157,477.68

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Solution

The fourth proportional to 9,979,187.25, 14,970,627.18 and 3,157,477.68 is: 4,736,800.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,979,187.25 : 14,970,627.18 = 3,157,477.68 : x
  2. Step 2: Convert to fraction form
    9,979,187.25/14,970,627.18 = 3,157,477.68/x
  3. Step 3: Cross multiply
    9,979,187.25x = 14,970,627.18 × 3,157,477.68
  4. Step 4: Simplify right side
    9,979,187.25x = 47,269,421,176,451.34
  5. Step 5: Solve for x
    x = 47,269,421,176,451.34/9,979,187.25
  6. Step 6: Final answer
    x = 4,736,800.70

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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.