Home / 7,038,995.66-9,713,814.01-3,819,731.66

Finding the Fourth Proportional to 7,038,995.66, 9,713,814.01 and 3,819,731.66

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Solution

The fourth proportional to 7,038,995.66, 9,713,814.01 and 3,819,731.66 is: 5,271,229.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,038,995.66 : 9,713,814.01 = 3,819,731.66 : x
  2. Step 2: Convert to fraction form
    7,038,995.66/9,713,814.01 = 3,819,731.66/x
  3. Step 3: Cross multiply
    7,038,995.66x = 9,713,814.01 × 3,819,731.66
  4. Step 4: Simplify right side
    7,038,995.66x = 37,104,162,913,348.55
  5. Step 5: Solve for x
    x = 37,104,162,913,348.55/7,038,995.66
  6. Step 6: Final answer
    x = 5,271,229.69

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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.