Home / 40,017,579.04-55,224,894.18-22,378,461.76

Finding the Fourth Proportional to 40,017,579.04, 55,224,894.18 and 22,378,461.76

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Solution

The fourth proportional to 40,017,579.04, 55,224,894.18 and 22,378,461.76 is: 30,882,632.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,017,579.04 : 55,224,894.18 = 22,378,461.76 : x
  2. Step 2: Convert to fraction form
    40,017,579.04/55,224,894.18 = 22,378,461.76/x
  3. Step 3: Cross multiply
    40,017,579.04x = 55,224,894.18 × 22,378,461.76
  4. Step 4: Simplify right side
    40,017,579.04x = 1,235,848,182,607,176.75
  5. Step 5: Solve for x
    x = 1,235,848,182,607,176.75/40,017,579.04
  6. Step 6: Final answer
    x = 30,882,632.39

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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.