Home / 6,866,429.20-10,299,643.80-2,073,618.70

Finding the Fourth Proportional to 6,866,429.20, 10,299,643.80 and 2,073,618.70

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Solution

The fourth proportional to 6,866,429.20, 10,299,643.80 and 2,073,618.70 is: 3,110,428.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,866,429.20 : 10,299,643.80 = 2,073,618.70 : x
  2. Step 2: Convert to fraction form
    6,866,429.20/10,299,643.80 = 2,073,618.70/x
  3. Step 3: Cross multiply
    6,866,429.20x = 10,299,643.80 × 2,073,618.70
  4. Step 4: Simplify right side
    6,866,429.20x = 21,357,533,987,019.06
  5. Step 5: Solve for x
    x = 21,357,533,987,019.06/6,866,429.20
  6. Step 6: Final answer
    x = 3,110,428.05

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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.