Home / 6,920,252.64-9,549,969.12-3,864,582.72

Finding the Fourth Proportional to 6,920,252.64, 9,549,969.12 and 3,864,582.72

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Solution

The fourth proportional to 6,920,252.64, 9,549,969.12 and 3,864,582.72 is: 5,333,135.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,920,252.64 : 9,549,969.12 = 3,864,582.72 : x
  2. Step 2: Convert to fraction form
    6,920,252.64/9,549,969.12 = 3,864,582.72/x
  3. Step 3: Cross multiply
    6,920,252.64x = 9,549,969.12 × 3,864,582.72
  4. Step 4: Simplify right side
    6,920,252.64x = 36,906,645,637,685.60
  5. Step 5: Solve for x
    x = 36,906,645,637,685.60/6,920,252.64
  6. Step 6: Final answer
    x = 5,333,135.59

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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.