Home / 7,290,003.30-10,935,004.95-7,248,012.90

Finding the Fourth Proportional to 7,290,003.30, 10,935,004.95 and 7,248,012.90

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Solution

The fourth proportional to 7,290,003.30, 10,935,004.95 and 7,248,012.90 is: 10,872,019.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,290,003.30 : 10,935,004.95 = 7,248,012.90 : x
  2. Step 2: Convert to fraction form
    7,290,003.30/10,935,004.95 = 7,248,012.90/x
  3. Step 3: Cross multiply
    7,290,003.30x = 10,935,004.95 × 7,248,012.90
  4. Step 4: Simplify right side
    7,290,003.30x = 79,257,056,939,163.86
  5. Step 5: Solve for x
    x = 79,257,056,939,163.86/7,290,003.30
  6. Step 6: Final answer
    x = 10,872,019.35

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Similar ratio
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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.