Home / 47,513,646.80-71,419,769.40-46,617,851.60

Finding the Fourth Proportional to 47,513,646.80, 71,419,769.40 and 46,617,851.60

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Solution

The fourth proportional to 47,513,646.80, 71,419,769.40 and 46,617,851.60 is: 70,073,261.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,513,646.80 : 71,419,769.40 = 46,617,851.60 : x
  2. Step 2: Convert to fraction form
    47,513,646.80/71,419,769.40 = 46,617,851.60/x
  3. Step 3: Cross multiply
    47,513,646.80x = 71,419,769.40 × 46,617,851.60
  4. Step 4: Simplify right side
    47,513,646.80x = 3,329,436,211,195,421.50
  5. Step 5: Solve for x
    x = 3,329,436,211,195,421.50/47,513,646.80
  6. Step 6: Final answer
    x = 70,073,261.80

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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.