Home / 14,204,511.39-19,602,217.27-7,678,140.95

Finding the Fourth Proportional to 14,204,511.39, 19,602,217.27 and 7,678,140.95

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Solution

The fourth proportional to 14,204,511.39, 19,602,217.27 and 7,678,140.95 is: 10,595,829.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,204,511.39 : 19,602,217.27 = 7,678,140.95 : x
  2. Step 2: Convert to fraction form
    14,204,511.39/19,602,217.27 = 7,678,140.95/x
  3. Step 3: Cross multiply
    14,204,511.39x = 19,602,217.27 × 7,678,140.95
  4. Step 4: Simplify right side
    14,204,511.39x = 150,508,587,161,394.38
  5. Step 5: Solve for x
    x = 150,508,587,161,394.38/14,204,511.39
  6. Step 6: Final answer
    x = 10,595,829.95

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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.