Home / 9,067,916.07-12,492,439.20-6,309,860.40

Finding the Fourth Proportional to 9,067,916.07, 12,492,439.20 and 6,309,860.40

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Solution

The fourth proportional to 9,067,916.07, 12,492,439.20 and 6,309,860.40 is: 8,692,796.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,067,916.07 : 12,492,439.20 = 6,309,860.40 : x
  2. Step 2: Convert to fraction form
    9,067,916.07/12,492,439.20 = 6,309,860.40/x
  3. Step 3: Cross multiply
    9,067,916.07x = 12,492,439.20 × 6,309,860.40
  4. Step 4: Simplify right side
    9,067,916.07x = 78,825,547,407,487.69
  5. Step 5: Solve for x
    x = 78,825,547,407,487.69/9,067,916.07
  6. Step 6: Final answer
    x = 8,692,796.32

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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.