Home / 5,312,445.84-7,331,521.68-3,020,819.76

Finding the Fourth Proportional to 5,312,445.84, 7,331,521.68 and 3,020,819.76

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Solution

The fourth proportional to 5,312,445.84, 7,331,521.68 and 3,020,819.76 is: 4,168,928.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,312,445.84 : 7,331,521.68 = 3,020,819.76 : x
  2. Step 2: Convert to fraction form
    5,312,445.84/7,331,521.68 = 3,020,819.76/x
  3. Step 3: Cross multiply
    5,312,445.84x = 7,331,521.68 × 3,020,819.76
  4. Step 4: Simplify right side
    5,312,445.84x = 22,147,205,561,812.39
  5. Step 5: Solve for x
    x = 22,147,205,561,812.39/5,312,445.84
  6. Step 6: Final answer
    x = 4,168,928.25

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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.