Home / 8,495,860.70-12,739,067.12-2,812,984.94

Finding the Fourth Proportional to 8,495,860.70, 12,739,067.12 and 2,812,984.94

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Solution

The fourth proportional to 8,495,860.70, 12,739,067.12 and 2,812,984.94 is: 4,217,913.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,495,860.70 : 12,739,067.12 = 2,812,984.94 : x
  2. Step 2: Convert to fraction form
    8,495,860.70/12,739,067.12 = 2,812,984.94/x
  3. Step 3: Cross multiply
    8,495,860.70x = 12,739,067.12 × 2,812,984.94
  4. Step 4: Simplify right side
    8,495,860.70x = 35,834,803,880,448.91
  5. Step 5: Solve for x
    x = 35,834,803,880,448.91/8,495,860.70
  6. Step 6: Final answer
    x = 4,217,913.31

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.