Home / 48,004,331.12-71,977,337.45-18,823,210.64

Finding the Fourth Proportional to 48,004,331.12, 71,977,337.45 and 18,823,210.64

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Solution

The fourth proportional to 48,004,331.12, 71,977,337.45 and 18,823,210.64 is: 28,223,382.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,004,331.12 : 71,977,337.45 = 18,823,210.64 : x
  2. Step 2: Convert to fraction form
    48,004,331.12/71,977,337.45 = 18,823,210.64/x
  3. Step 3: Cross multiply
    48,004,331.12x = 71,977,337.45 × 18,823,210.64
  4. Step 4: Simplify right side
    48,004,331.12x = 1,354,844,583,673,707.75
  5. Step 5: Solve for x
    x = 1,354,844,583,673,707.75/48,004,331.12
  6. Step 6: Final answer
    x = 28,223,382.19

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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.