Home / 39,684,701.70-59,527,052.55-28,263,312.90

Finding the Fourth Proportional to 39,684,701.70, 59,527,052.55 and 28,263,312.90

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Solution

The fourth proportional to 39,684,701.70, 59,527,052.55 and 28,263,312.90 is: 42,394,969.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,684,701.70 : 59,527,052.55 = 28,263,312.90 : x
  2. Step 2: Convert to fraction form
    39,684,701.70/59,527,052.55 = 28,263,312.90/x
  3. Step 3: Cross multiply
    39,684,701.70x = 59,527,052.55 × 28,263,312.90
  4. Step 4: Simplify right side
    39,684,701.70x = 1,682,431,712,235,392.75
  5. Step 5: Solve for x
    x = 1,682,431,712,235,392.75/39,684,701.70
  6. Step 6: Final answer
    x = 42,394,969.35

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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.