Home / 63,208,690.80-87,235,072.38-35,708,390.52

Finding the Fourth Proportional to 63,208,690.80, 87,235,072.38 and 35,708,390.52

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Solution

The fourth proportional to 63,208,690.80, 87,235,072.38 and 35,708,390.52 is: 49,281,578.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,208,690.80 : 87,235,072.38 = 35,708,390.52 : x
  2. Step 2: Convert to fraction form
    63,208,690.80/87,235,072.38 = 35,708,390.52/x
  3. Step 3: Cross multiply
    63,208,690.80x = 87,235,072.38 × 35,708,390.52
  4. Step 4: Simplify right side
    63,208,690.80x = 3,115,024,031,585,506
  5. Step 5: Solve for x
    x = 3,115,024,031,585,506/63,208,690.80
  6. Step 6: Final answer
    x = 49,281,578.09

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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.