Home / 69,219,095.90-103,828,643.85-28,824,331.10

Finding the Fourth Proportional to 69,219,095.90, 103,828,643.85 and 28,824,331.10

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Solution

The fourth proportional to 69,219,095.90, 103,828,643.85 and 28,824,331.10 is: 43,236,496.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,219,095.90 : 103,828,643.85 = 28,824,331.10 : x
  2. Step 2: Convert to fraction form
    69,219,095.90/103,828,643.85 = 28,824,331.10/x
  3. Step 3: Cross multiply
    69,219,095.90x = 103,828,643.85 × 28,824,331.10
  4. Step 4: Simplify right side
    69,219,095.90x = 2,992,791,207,996,378.50
  5. Step 5: Solve for x
    x = 2,992,791,207,996,378.50/69,219,095.90
  6. Step 6: Final answer
    x = 43,236,496.65

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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.