Home / 40,873,981.51-56,407,456.59-22,290,138.70

Finding the Fourth Proportional to 40,873,981.51, 56,407,456.59 and 22,290,138.70

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Solution

The fourth proportional to 40,873,981.51, 56,407,456.59 and 22,290,138.70 is: 30,761,134.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,873,981.51 : 56,407,456.59 = 22,290,138.70 : x
  2. Step 2: Convert to fraction form
    40,873,981.51/56,407,456.59 = 22,290,138.70/x
  3. Step 3: Cross multiply
    40,873,981.51x = 56,407,456.59 × 22,290,138.70
  4. Step 4: Simplify right side
    40,873,981.51x = 1,257,330,030,880,722.50
  5. Step 5: Solve for x
    x = 1,257,330,030,880,722.50/40,873,981.51
  6. Step 6: Final answer
    x = 30,761,134.21

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.