Home / 35,908,898.40-49,554,596.61-20,439,979.02

Finding the Fourth Proportional to 35,908,898.40, 49,554,596.61 and 20,439,979.02

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Solution

The fourth proportional to 35,908,898.40, 49,554,596.61 and 20,439,979.02 is: 28,207,351.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,908,898.40 : 49,554,596.61 = 20,439,979.02 : x
  2. Step 2: Convert to fraction form
    35,908,898.40/49,554,596.61 = 20,439,979.02/x
  3. Step 3: Cross multiply
    35,908,898.40x = 49,554,596.61 × 20,439,979.02
  4. Step 4: Simplify right side
    35,908,898.40x = 1,012,894,915,052,963.12
  5. Step 5: Solve for x
    x = 1,012,894,915,052,963.12/35,908,898.40
  6. Step 6: Final answer
    x = 28,207,351.39

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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.