Home / 6,757,815.48-9,323,448.30-5,124,521.40

Finding the Fourth Proportional to 6,757,815.48, 9,323,448.30 and 5,124,521.40

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Solution

The fourth proportional to 6,757,815.48, 9,323,448.30 and 5,124,521.40 is: 7,070,067.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,757,815.48 : 9,323,448.30 = 5,124,521.40 : x
  2. Step 2: Convert to fraction form
    6,757,815.48/9,323,448.30 = 5,124,521.40/x
  3. Step 3: Cross multiply
    6,757,815.48x = 9,323,448.30 × 5,124,521.40
  4. Step 4: Simplify right side
    6,757,815.48x = 47,778,210,335,143.62
  5. Step 5: Solve for x
    x = 47,778,210,335,143.62/6,757,815.48
  6. Step 6: Final answer
    x = 7,070,067.31

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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.