Home / 7,876,032.39-11,811,316.12-2,758,349.41

Finding the Fourth Proportional to 7,876,032.39, 11,811,316.12 and 2,758,349.41

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Solution

The fourth proportional to 7,876,032.39, 11,811,316.12 and 2,758,349.41 is: 4,136,567.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,876,032.39 : 11,811,316.12 = 2,758,349.41 : x
  2. Step 2: Convert to fraction form
    7,876,032.39/11,811,316.12 = 2,758,349.41/x
  3. Step 3: Cross multiply
    7,876,032.39x = 11,811,316.12 × 2,758,349.41
  4. Step 4: Simplify right side
    7,876,032.39x = 32,579,736,814,501.33
  5. Step 5: Solve for x
    x = 32,579,736,814,501.33/7,876,032.39
  6. Step 6: Final answer
    x = 4,136,567.14

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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.