Home / 7,395,637.20-10,205,783.54-4,132,478.74

Finding the Fourth Proportional to 7,395,637.20, 10,205,783.54 and 4,132,478.74

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Solution

The fourth proportional to 7,395,637.20, 10,205,783.54 and 4,132,478.74 is: 5,702,711.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,395,637.20 : 10,205,783.54 = 4,132,478.74 : x
  2. Step 2: Convert to fraction form
    7,395,637.20/10,205,783.54 = 4,132,478.74/x
  3. Step 3: Cross multiply
    7,395,637.20x = 10,205,783.54 × 4,132,478.74
  4. Step 4: Simplify right side
    7,395,637.20x = 42,175,183,515,792.92
  5. Step 5: Solve for x
    x = 42,175,183,515,792.92/7,395,637.20
  6. Step 6: Final answer
    x = 5,702,711.26

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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.