Home / 31,575,204.60-47,362,806.90-21,371,537.40

Finding the Fourth Proportional to 31,575,204.60, 47,362,806.90 and 21,371,537.40

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Solution

The fourth proportional to 31,575,204.60, 47,362,806.90 and 21,371,537.40 is: 32,057,306.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,575,204.60 : 47,362,806.90 = 21,371,537.40 : x
  2. Step 2: Convert to fraction form
    31,575,204.60/47,362,806.90 = 21,371,537.40/x
  3. Step 3: Cross multiply
    31,575,204.60x = 47,362,806.90 × 21,371,537.40
  4. Step 4: Simplify right side
    31,575,204.60x = 1,012,215,999,032,328
  5. Step 5: Solve for x
    x = 1,012,215,999,032,328/31,575,204.60
  6. Step 6: Final answer
    x = 32,057,306.10

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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.