Home / 13,547,003.19-18,694,874.16-7,352,048.27

Finding the Fourth Proportional to 13,547,003.19, 18,694,874.16 and 7,352,048.27

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Solution

The fourth proportional to 13,547,003.19, 18,694,874.16 and 7,352,048.27 is: 10,145,831.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,547,003.19 : 18,694,874.16 = 7,352,048.27 : x
  2. Step 2: Convert to fraction form
    13,547,003.19/18,694,874.16 = 7,352,048.27/x
  3. Step 3: Cross multiply
    13,547,003.19x = 18,694,874.16 × 7,352,048.27
  4. Step 4: Simplify right side
    13,547,003.19x = 137,445,617,132,421.33
  5. Step 5: Solve for x
    x = 137,445,617,132,421.33/13,547,003.19
  6. Step 6: Final answer
    x = 10,145,831.90

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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.