Home / 7,328,474.80-10,113,355.92-4,065,503.20

Finding the Fourth Proportional to 7,328,474.80, 10,113,355.92 and 4,065,503.20

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Solution

The fourth proportional to 7,328,474.80, 10,113,355.92 and 4,065,503.20 is: 5,610,428.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,328,474.80 : 10,113,355.92 = 4,065,503.20 : x
  2. Step 2: Convert to fraction form
    7,328,474.80/10,113,355.92 = 4,065,503.20/x
  3. Step 3: Cross multiply
    7,328,474.80x = 10,113,355.92 × 4,065,503.20
  4. Step 4: Simplify right side
    7,328,474.80x = 41,115,880,855,498.95
  5. Step 5: Solve for x
    x = 41,115,880,855,498.95/7,328,474.80
  6. Step 6: Final answer
    x = 5,610,428.09

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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.