Home / 7,270,700.80-10,905,948.80-3,281,606.40

Finding the Fourth Proportional to 7,270,700.80, 10,905,948.80 and 3,281,606.40

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Solution

The fourth proportional to 7,270,700.80, 10,905,948.80 and 3,281,606.40 is: 4,922,363.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,270,700.80 : 10,905,948.80 = 3,281,606.40 : x
  2. Step 2: Convert to fraction form
    7,270,700.80/10,905,948.80 = 3,281,606.40/x
  3. Step 3: Cross multiply
    7,270,700.80x = 10,905,948.80 × 3,281,606.40
  4. Step 4: Simplify right side
    7,270,700.80x = 35,789,031,380,152.32
  5. Step 5: Solve for x
    x = 35,789,031,380,152.32/7,270,700.80
  6. Step 6: Final answer
    x = 4,922,363.38

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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.