Home / 7,767,074.84-10,723,161.11-6,905,254.69

Finding the Fourth Proportional to 7,767,074.84, 10,723,161.11 and 6,905,254.69

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Solution

The fourth proportional to 7,767,074.84, 10,723,161.11 and 6,905,254.69 is: 9,533,339.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,767,074.84 : 10,723,161.11 = 6,905,254.69 : x
  2. Step 2: Convert to fraction form
    7,767,074.84/10,723,161.11 = 6,905,254.69/x
  3. Step 3: Cross multiply
    7,767,074.84x = 10,723,161.11 × 6,905,254.69
  4. Step 4: Simplify right side
    7,767,074.84x = 74,046,158,485,118.94
  5. Step 5: Solve for x
    x = 74,046,158,485,118.94/7,767,074.84
  6. Step 6: Final answer
    x = 9,533,339.13

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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.