Home / 7,759,415.28-10,708,325.40-4,321,657.20

Finding the Fourth Proportional to 7,759,415.28, 10,708,325.40 and 4,321,657.20

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Solution

The fourth proportional to 7,759,415.28, 10,708,325.40 and 4,321,657.20 is: 5,964,072.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,759,415.28 : 10,708,325.40 = 4,321,657.20 : x
  2. Step 2: Convert to fraction form
    7,759,415.28/10,708,325.40 = 4,321,657.20/x
  3. Step 3: Cross multiply
    7,759,415.28x = 10,708,325.40 × 4,321,657.20
  4. Step 4: Simplify right side
    7,759,415.28x = 46,277,711,564,852.88
  5. Step 5: Solve for x
    x = 46,277,711,564,852.88/7,759,415.28
  6. Step 6: Final answer
    x = 5,964,072.02

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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.