Home / 49,537,916.75-74,277,438.28-18,834,743.57

Finding the Fourth Proportional to 49,537,916.75, 74,277,438.28 and 18,834,743.57

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Solution

The fourth proportional to 49,537,916.75, 74,277,438.28 and 18,834,743.57 is: 28,240,923.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,537,916.75 : 74,277,438.28 = 18,834,743.57 : x
  2. Step 2: Convert to fraction form
    49,537,916.75/74,277,438.28 = 18,834,743.57/x
  3. Step 3: Cross multiply
    49,537,916.75x = 74,277,438.28 × 18,834,743.57
  4. Step 4: Simplify right side
    49,537,916.75x = 1,398,996,502,621,828
  5. Step 5: Solve for x
    x = 1,398,996,502,621,828/49,537,916.75
  6. Step 6: Final answer
    x = 28,240,923.20

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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.