Home / 31,302,452.93-46,930,978.97-21,041,863.41

Finding the Fourth Proportional to 31,302,452.93, 46,930,978.97 and 21,041,863.41

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Solution

The fourth proportional to 31,302,452.93, 46,930,978.97 and 21,041,863.41 is: 31,547,535.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,302,452.93 : 46,930,978.97 = 21,041,863.41 : x
  2. Step 2: Convert to fraction form
    31,302,452.93/46,930,978.97 = 21,041,863.41/x
  3. Step 3: Cross multiply
    31,302,452.93x = 46,930,978.97 × 21,041,863.41
  4. Step 4: Simplify right side
    31,302,452.93x = 987,515,249,184,322.50
  5. Step 5: Solve for x
    x = 987,515,249,184,322.50/31,302,452.93
  6. Step 6: Final answer
    x = 31,547,535.63

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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.