Home / 9,003,739.08-12,426,343.20-5,135,373.48

Finding the Fourth Proportional to 9,003,739.08, 12,426,343.20 and 5,135,373.48

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Solution

The fourth proportional to 9,003,739.08, 12,426,343.20 and 5,135,373.48 is: 7,087,490.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,003,739.08 : 12,426,343.20 = 5,135,373.48 : x
  2. Step 2: Convert to fraction form
    9,003,739.08/12,426,343.20 = 5,135,373.48/x
  3. Step 3: Cross multiply
    9,003,739.08x = 12,426,343.20 × 5,135,373.48
  4. Step 4: Simplify right side
    9,003,739.08x = 63,813,913,322,658.34
  5. Step 5: Solve for x
    x = 63,813,913,322,658.34/9,003,739.08
  6. Step 6: Final answer
    x = 7,087,490.29

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1.5x scale

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.