Home / 6,852,437.80-10,278,656.70-2,124,015.40

Finding the Fourth Proportional to 6,852,437.80, 10,278,656.70 and 2,124,015.40

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Solution

The fourth proportional to 6,852,437.80, 10,278,656.70 and 2,124,015.40 is: 3,186,023.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,852,437.80 : 10,278,656.70 = 2,124,015.40 : x
  2. Step 2: Convert to fraction form
    6,852,437.80/10,278,656.70 = 2,124,015.40/x
  3. Step 3: Cross multiply
    6,852,437.80x = 10,278,656.70 × 2,124,015.40
  4. Step 4: Simplify right side
    6,852,437.80x = 21,832,025,122,113.18
  5. Step 5: Solve for x
    x = 21,832,025,122,113.18/6,852,437.80
  6. Step 6: Final answer
    x = 3,186,023.10

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Similar ratio
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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.