Home / 7,290,603.20-10,935,904.80-4,456,251.20

Finding the Fourth Proportional to 7,290,603.20, 10,935,904.80 and 4,456,251.20

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Solution

The fourth proportional to 7,290,603.20, 10,935,904.80 and 4,456,251.20 is: 6,684,376.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,290,603.20 : 10,935,904.80 = 4,456,251.20 : x
  2. Step 2: Convert to fraction form
    7,290,603.20/10,935,904.80 = 4,456,251.20/x
  3. Step 3: Cross multiply
    7,290,603.20x = 10,935,904.80 × 4,456,251.20
  4. Step 4: Simplify right side
    7,290,603.20x = 48,733,138,888,085.77
  5. Step 5: Solve for x
    x = 48,733,138,888,085.77/7,290,603.20
  6. Step 6: Final answer
    x = 6,684,376.80

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.