Home / 6,720,320.20-10,080,480.30-4,830,752.20

Finding the Fourth Proportional to 6,720,320.20, 10,080,480.30 and 4,830,752.20

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Solution

The fourth proportional to 6,720,320.20, 10,080,480.30 and 4,830,752.20 is: 7,246,128.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,720,320.20 : 10,080,480.30 = 4,830,752.20 : x
  2. Step 2: Convert to fraction form
    6,720,320.20/10,080,480.30 = 4,830,752.20/x
  3. Step 3: Cross multiply
    6,720,320.20x = 10,080,480.30 × 4,830,752.20
  4. Step 4: Simplify right side
    6,720,320.20x = 48,696,302,386,281.66
  5. Step 5: Solve for x
    x = 48,696,302,386,281.66/6,720,320.20
  6. Step 6: Final answer
    x = 7,246,128.30

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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.