Home / 25,474,502.31-35,153,885.03-13,871,811.21

Finding the Fourth Proportional to 25,474,502.31, 35,153,885.03 and 13,871,811.21

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Solution

The fourth proportional to 25,474,502.31, 35,153,885.03 and 13,871,811.21 is: 19,142,594.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,474,502.31 : 35,153,885.03 = 13,871,811.21 : x
  2. Step 2: Convert to fraction form
    25,474,502.31/35,153,885.03 = 13,871,811.21/x
  3. Step 3: Cross multiply
    25,474,502.31x = 35,153,885.03 × 13,871,811.21
  4. Step 4: Simplify right side
    25,474,502.31x = 487,648,056,364,846.12
  5. Step 5: Solve for x
    x = 487,648,056,364,846.12/25,474,502.31
  6. Step 6: Final answer
    x = 19,142,594.05

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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.