Home / 9,648,641.57-13,315,032.92-5,297,689.51

Finding the Fourth Proportional to 9,648,641.57, 13,315,032.92 and 5,297,689.51

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Solution

The fourth proportional to 9,648,641.57, 13,315,032.92 and 5,297,689.51 is: 7,310,760.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,648,641.57 : 13,315,032.92 = 5,297,689.51 : x
  2. Step 2: Convert to fraction form
    9,648,641.57/13,315,032.92 = 5,297,689.51/x
  3. Step 3: Cross multiply
    9,648,641.57x = 13,315,032.92 × 5,297,689.51
  4. Step 4: Simplify right side
    9,648,641.57x = 70,538,910,205,545.31
  5. Step 5: Solve for x
    x = 70,538,910,205,545.31/9,648,641.57
  6. Step 6: Final answer
    x = 7,310,760.77

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1.5x scale

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.