Home / 52,186,180.01-72,014,955.41-28,982,801.64

Finding the Fourth Proportional to 52,186,180.01, 72,014,955.41 and 28,982,801.64

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Solution

The fourth proportional to 52,186,180.01, 72,014,955.41 and 28,982,801.64 is: 39,995,170.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,186,180.01 : 72,014,955.41 = 28,982,801.64 : x
  2. Step 2: Convert to fraction form
    52,186,180.01/72,014,955.41 = 28,982,801.64/x
  3. Step 3: Cross multiply
    52,186,180.01x = 72,014,955.41 × 28,982,801.64
  4. Step 4: Simplify right side
    52,186,180.01x = 2,087,195,167,833,931.75
  5. Step 5: Solve for x
    x = 2,087,195,167,833,931.75/52,186,180.01
  6. Step 6: Final answer
    x = 39,995,170.52

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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.