Home / 57,462,342.09-79,299,706.84-31,358,541.39

Finding the Fourth Proportional to 57,462,342.09, 79,299,706.84 and 31,358,541.39

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Solution

The fourth proportional to 57,462,342.09, 79,299,706.84 and 31,358,541.39 is: 43,275,701.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,462,342.09 : 79,299,706.84 = 31,358,541.39 : x
  2. Step 2: Convert to fraction form
    57,462,342.09/79,299,706.84 = 31,358,541.39/x
  3. Step 3: Cross multiply
    57,462,342.09x = 79,299,706.84 × 31,358,541.39
  4. Step 4: Simplify right side
    57,462,342.09x = 2,486,723,139,433,651.50
  5. Step 5: Solve for x
    x = 2,486,723,139,433,651.50/57,462,342.09
  6. Step 6: Final answer
    x = 43,275,701.08

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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.