Home / 25,370,947.04-38,045,689.68-10,220,810.72

Finding the Fourth Proportional to 25,370,947.04, 38,045,689.68 and 10,220,810.72

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Solution

The fourth proportional to 25,370,947.04, 38,045,689.68 and 10,220,810.72 is: 15,326,893.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,370,947.04 : 38,045,689.68 = 10,220,810.72 : x
  2. Step 2: Convert to fraction form
    25,370,947.04/38,045,689.68 = 10,220,810.72/x
  3. Step 3: Cross multiply
    25,370,947.04x = 38,045,689.68 × 10,220,810.72
  4. Step 4: Simplify right side
    25,370,947.04x = 388,857,792,931,137.38
  5. Step 5: Solve for x
    x = 388,857,792,931,137.38/25,370,947.04
  6. Step 6: Final answer
    x = 15,326,893.09

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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.