Home / 7,701,378.36-10,627,498.05-4,216,048.98

Finding the Fourth Proportional to 7,701,378.36, 10,627,498.05 and 4,216,048.98

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Solution

The fourth proportional to 7,701,378.36, 10,627,498.05 and 4,216,048.98 is: 5,817,926.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,701,378.36 : 10,627,498.05 = 4,216,048.98 : x
  2. Step 2: Convert to fraction form
    7,701,378.36/10,627,498.05 = 4,216,048.98/x
  3. Step 3: Cross multiply
    7,701,378.36x = 10,627,498.05 × 4,216,048.98
  4. Step 4: Simplify right side
    7,701,378.36x = 44,806,052,313,654.50
  5. Step 5: Solve for x
    x = 44,806,052,313,654.50/7,701,378.36
  6. Step 6: Final answer
    x = 5,817,926.38

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Double scale
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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.