Home / 14,229,478.85-19,636,676.67-7,703,103.47

Finding the Fourth Proportional to 14,229,478.85, 19,636,676.67 and 7,703,103.47

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Solution

The fourth proportional to 14,229,478.85, 19,636,676.67 and 7,703,103.47 is: 10,630,280.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,229,478.85 : 19,636,676.67 = 7,703,103.47 : x
  2. Step 2: Convert to fraction form
    14,229,478.85/19,636,676.67 = 7,703,103.47/x
  3. Step 3: Cross multiply
    14,229,478.85x = 19,636,676.67 × 7,703,103.47
  4. Step 4: Simplify right side
    14,229,478.85x = 151,263,352,273,923.38
  5. Step 5: Solve for x
    x = 151,263,352,273,923.38/14,229,478.85
  6. Step 6: Final answer
    x = 10,630,280.55

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1.5x scale

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.