Home / 48,171,509.40-72,236,268.90-19,408,085.40

Finding the Fourth Proportional to 48,171,509.40, 72,236,268.90 and 19,408,085.40

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Solution

The fourth proportional to 48,171,509.40, 72,236,268.90 and 19,408,085.40 is: 29,103,669.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,171,509.40 : 72,236,268.90 = 19,408,085.40 : x
  2. Step 2: Convert to fraction form
    48,171,509.40/72,236,268.90 = 19,408,085.40/x
  3. Step 3: Cross multiply
    48,171,509.40x = 72,236,268.90 × 19,408,085.40
  4. Step 4: Simplify right side
    48,171,509.40x = 1,401,967,675,788,564
  5. Step 5: Solve for x
    x = 1,401,967,675,788,564/48,171,509.40
  6. Step 6: Final answer
    x = 29,103,669.23

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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.