Home / 7,243,510.60-10,866,578.10-3,640,209.40

Finding the Fourth Proportional to 7,243,510.60, 10,866,578.10 and 3,640,209.40

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Solution

The fourth proportional to 7,243,510.60, 10,866,578.10 and 3,640,209.40 is: 5,460,973.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,243,510.60 : 10,866,578.10 = 3,640,209.40 : x
  2. Step 2: Convert to fraction form
    7,243,510.60/10,866,578.10 = 3,640,209.40/x
  3. Step 3: Cross multiply
    7,243,510.60x = 10,866,578.10 × 3,640,209.40
  4. Step 4: Simplify right side
    7,243,510.60x = 39,556,619,745,454.14
  5. Step 5: Solve for x
    x = 39,556,619,745,454.14/7,243,510.60
  6. Step 6: Final answer
    x = 5,460,973.54

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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.