Home / 7,767,438.64-10,723,657.65-6,905,613.22

Finding the Fourth Proportional to 7,767,438.64, 10,723,657.65 and 6,905,613.22

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Solution

The fourth proportional to 7,767,438.64, 10,723,657.65 and 6,905,613.22 is: 9,533,829.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,767,438.64 : 10,723,657.65 = 6,905,613.22 : x
  2. Step 2: Convert to fraction form
    7,767,438.64/10,723,657.65 = 6,905,613.22/x
  3. Step 3: Cross multiply
    7,767,438.64x = 10,723,657.65 × 6,905,613.22
  4. Step 4: Simplify right side
    7,767,438.64x = 74,053,431,980,975.84
  5. Step 5: Solve for x
    x = 74,053,431,980,975.84/7,767,438.64
  6. Step 6: Final answer
    x = 9,533,829.03

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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.