Home / 8,809,605-12,157,337.81-4,942,209.16

Finding the Fourth Proportional to 8,809,605, 12,157,337.81 and 4,942,209.16

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Solution

The fourth proportional to 8,809,605, 12,157,337.81 and 4,942,209.16 is: 6,820,295.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,809,605 : 12,157,337.81 = 4,942,209.16 : x
  2. Step 2: Convert to fraction form
    8,809,605/12,157,337.81 = 4,942,209.16/x
  3. Step 3: Cross multiply
    8,809,605x = 12,157,337.81 × 4,942,209.16
  4. Step 4: Simplify right side
    8,809,605x = 60,084,106,285,796.34
  5. Step 5: Solve for x
    x = 60,084,106,285,796.34/8,809,605
  6. Step 6: Final answer
    x = 6,820,295.15

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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.