Home / 7,290,643.10-10,935,964.65-3,039,115.10

Finding the Fourth Proportional to 7,290,643.10, 10,935,964.65 and 3,039,115.10

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Solution

The fourth proportional to 7,290,643.10, 10,935,964.65 and 3,039,115.10 is: 4,558,672.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,290,643.10 : 10,935,964.65 = 3,039,115.10 : x
  2. Step 2: Convert to fraction form
    7,290,643.10/10,935,964.65 = 3,039,115.10/x
  3. Step 3: Cross multiply
    7,290,643.10x = 10,935,964.65 × 3,039,115.10
  4. Step 4: Simplify right side
    7,290,643.10x = 33,235,655,300,881.22
  5. Step 5: Solve for x
    x = 33,235,655,300,881.22/7,290,643.10
  6. Step 6: Final answer
    x = 4,558,672.65

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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.