Home / 4,128,151.80-6,180,417.90-4,128,151.80

Finding the Fourth Proportional to 4,128,151.80, 6,180,417.90 and 4,128,151.80

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Solution

The fourth proportional to 4,128,151.80, 6,180,417.90 and 4,128,151.80 is: 6,180,417.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,128,151.80 : 6,180,417.90 = 4,128,151.80 : x
  2. Step 2: Convert to fraction form
    4,128,151.80/6,180,417.90 = 4,128,151.80/x
  3. Step 3: Cross multiply
    4,128,151.80x = 6,180,417.90 × 4,128,151.80
  4. Step 4: Simplify right side
    4,128,151.80x = 25,513,703,278,637.22
  5. Step 5: Solve for x
    x = 25,513,703,278,637.22/4,128,151.80
  6. Step 6: Final answer
    x = 6,180,417.90

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.