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Finding the Fourth Proportional to 7,791,157, 10,751,596 and 4,353,426.28

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Solution

The fourth proportional to 7,791,157, 10,751,596 and 4,353,426.28 is: 6,007,616.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,791,157 : 10,751,596 = 4,353,426.28 : x
  2. Step 2: Convert to fraction form
    7,791,157/10,751,596 = 4,353,426.28/x
  3. Step 3: Cross multiply
    7,791,157x = 10,751,596 × 4,353,426.28
  4. Step 4: Simplify right side
    7,791,157x = 46,806,280,578,342.88
  5. Step 5: Solve for x
    x = 46,806,280,578,342.88/7,791,157
  6. Step 6: Final answer
    x = 6,007,616.14

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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.