Home / 7,117,613.78-10,676,715.93-2,068,924.28

Finding the Fourth Proportional to 7,117,613.78, 10,676,715.93 and 2,068,924.28

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Solution

The fourth proportional to 7,117,613.78, 10,676,715.93 and 2,068,924.28 is: 3,103,472.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,117,613.78 : 10,676,715.93 = 2,068,924.28 : x
  2. Step 2: Convert to fraction form
    7,117,613.78/10,676,715.93 = 2,068,924.28/x
  3. Step 3: Cross multiply
    7,117,613.78x = 10,676,715.93 × 2,068,924.28
  4. Step 4: Simplify right side
    7,117,613.78x = 22,089,316,818,239.78
  5. Step 5: Solve for x
    x = 22,089,316,818,239.78/7,117,613.78
  6. Step 6: Final answer
    x = 3,103,472.25

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.