Home / 5,047,841.28-6,966,632.16-2,872,913.52

Finding the Fourth Proportional to 5,047,841.28, 6,966,632.16 and 2,872,913.52

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Solution

The fourth proportional to 5,047,841.28, 6,966,632.16 and 2,872,913.52 is: 3,964,968.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,047,841.28 : 6,966,632.16 = 2,872,913.52 : x
  2. Step 2: Convert to fraction form
    5,047,841.28/6,966,632.16 = 2,872,913.52/x
  3. Step 3: Cross multiply
    5,047,841.28x = 6,966,632.16 × 2,872,913.52
  4. Step 4: Simplify right side
    5,047,841.28x = 20,014,531,721,330.80
  5. Step 5: Solve for x
    x = 20,014,531,721,330.80/5,047,841.28
  6. Step 6: Final answer
    x = 3,964,968.51

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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.