Home / 65,355,205.20-98,032,807.80-36,689,758.80

Finding the Fourth Proportional to 65,355,205.20, 98,032,807.80 and 36,689,758.80

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Solution

The fourth proportional to 65,355,205.20, 98,032,807.80 and 36,689,758.80 is: 55,034,638.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,355,205.20 : 98,032,807.80 = 36,689,758.80 : x
  2. Step 2: Convert to fraction form
    65,355,205.20/98,032,807.80 = 36,689,758.80/x
  3. Step 3: Cross multiply
    65,355,205.20x = 98,032,807.80 × 36,689,758.80
  4. Step 4: Simplify right side
    65,355,205.20x = 3,596,800,072,668,758
  5. Step 5: Solve for x
    x = 3,596,800,072,668,758/65,355,205.20
  6. Step 6: Final answer
    x = 55,034,638.20

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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.