Home / 62,428,219.80-93,579,344.10-28,374,005.40

Finding the Fourth Proportional to 62,428,219.80, 93,579,344.10 and 28,374,005.40

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Solution

The fourth proportional to 62,428,219.80, 93,579,344.10 and 28,374,005.40 is: 42,532,380.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,428,219.80 : 93,579,344.10 = 28,374,005.40 : x
  2. Step 2: Convert to fraction form
    62,428,219.80/93,579,344.10 = 28,374,005.40/x
  3. Step 3: Cross multiply
    62,428,219.80x = 93,579,344.10 × 28,374,005.40
  4. Step 4: Simplify right side
    62,428,219.80x = 2,655,220,814,821,858
  5. Step 5: Solve for x
    x = 2,655,220,814,821,858/62,428,219.80
  6. Step 6: Final answer
    x = 42,532,380.76

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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.