Home / 6,920,032.91-9,549,935.29-3,979,851.98

Finding the Fourth Proportional to 6,920,032.91, 9,549,935.29 and 3,979,851.98

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Solution

The fourth proportional to 6,920,032.91, 9,549,935.29 and 3,979,851.98 is: 5,492,362.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,920,032.91 : 9,549,935.29 = 3,979,851.98 : x
  2. Step 2: Convert to fraction form
    6,920,032.91/9,549,935.29 = 3,979,851.98/x
  3. Step 3: Cross multiply
    6,920,032.91x = 9,549,935.29 × 3,979,851.98
  4. Step 4: Simplify right side
    6,920,032.91x = 38,007,328,807,616.84
  5. Step 5: Solve for x
    x = 38,007,328,807,616.84/6,920,032.91
  6. Step 6: Final answer
    x = 5,492,362.44

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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.