Home / 48,387,860.40-72,581,790.60-21,461,516.40

Finding the Fourth Proportional to 48,387,860.40, 72,581,790.60 and 21,461,516.40

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Solution

The fourth proportional to 48,387,860.40, 72,581,790.60 and 21,461,516.40 is: 32,192,274.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,387,860.40 : 72,581,790.60 = 21,461,516.40 : x
  2. Step 2: Convert to fraction form
    48,387,860.40/72,581,790.60 = 21,461,516.40/x
  3. Step 3: Cross multiply
    48,387,860.40x = 72,581,790.60 × 21,461,516.40
  4. Step 4: Simplify right side
    48,387,860.40x = 1,557,715,289,303,265.50
  5. Step 5: Solve for x
    x = 1,557,715,289,303,265.50/48,387,860.40
  6. Step 6: Final answer
    x = 32,192,274.60

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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.