Home / 51,478,259.16-71,022,713.46-29,148,199.14

Finding the Fourth Proportional to 51,478,259.16, 71,022,713.46 and 29,148,199.14

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Solution

The fourth proportional to 51,478,259.16, 71,022,713.46 and 29,148,199.14 is: 40,214,728.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,478,259.16 : 71,022,713.46 = 29,148,199.14 : x
  2. Step 2: Convert to fraction form
    51,478,259.16/71,022,713.46 = 29,148,199.14/x
  3. Step 3: Cross multiply
    51,478,259.16x = 71,022,713.46 × 29,148,199.14
  4. Step 4: Simplify right side
    51,478,259.16x = 2,070,184,195,395,238.25
  5. Step 5: Solve for x
    x = 2,070,184,195,395,238.25/51,478,259.16
  6. Step 6: Final answer
    x = 40,214,728.10

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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.