Home / 5,448,331.28-7,518,696.81-3,157,820.58

Finding the Fourth Proportional to 5,448,331.28, 7,518,696.81 and 3,157,820.58

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Solution

The fourth proportional to 5,448,331.28, 7,518,696.81 and 3,157,820.58 is: 4,357,792.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,448,331.28 : 7,518,696.81 = 3,157,820.58 : x
  2. Step 2: Convert to fraction form
    5,448,331.28/7,518,696.81 = 3,157,820.58/x
  3. Step 3: Cross multiply
    5,448,331.28x = 7,518,696.81 × 3,157,820.58
  4. Step 4: Simplify right side
    5,448,331.28x = 23,742,695,521,398.35
  5. Step 5: Solve for x
    x = 23,742,695,521,398.35/5,448,331.28
  6. Step 6: Final answer
    x = 4,357,792.19

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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.