Home / 63,017,631.29-86,965,868.90-35,140,069.40

Finding the Fourth Proportional to 63,017,631.29, 86,965,868.90 and 35,140,069.40

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Solution

The fourth proportional to 63,017,631.29, 86,965,868.90 and 35,140,069.40 is: 48,494,153.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,017,631.29 : 86,965,868.90 = 35,140,069.40 : x
  2. Step 2: Convert to fraction form
    63,017,631.29/86,965,868.90 = 35,140,069.40/x
  3. Step 3: Cross multiply
    63,017,631.29x = 86,965,868.90 × 35,140,069.40
  4. Step 4: Simplify right side
    63,017,631.29x = 3,055,986,668,230,323
  5. Step 5: Solve for x
    x = 3,055,986,668,230,323/63,017,631.29
  6. Step 6: Final answer
    x = 48,494,153.23

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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.