Home / 7,152,390.56-9,867,883.40-4,054,581.76

Finding the Fourth Proportional to 7,152,390.56, 9,867,883.40 and 4,054,581.76

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Solution

The fourth proportional to 7,152,390.56, 9,867,883.40 and 4,054,581.76 is: 5,593,953.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,152,390.56 : 9,867,883.40 = 4,054,581.76 : x
  2. Step 2: Convert to fraction form
    7,152,390.56/9,867,883.40 = 4,054,581.76/x
  3. Step 3: Cross multiply
    7,152,390.56x = 9,867,883.40 × 4,054,581.76
  4. Step 4: Simplify right side
    7,152,390.56x = 40,010,140,043,446.78
  5. Step 5: Solve for x
    x = 40,010,140,043,446.78/7,152,390.56
  6. Step 6: Final answer
    x = 5,593,953.48

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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.