Home / 21,436,419.20-32,154,628.80-14,633,974.40

Finding the Fourth Proportional to 21,436,419.20, 32,154,628.80 and 14,633,974.40

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Solution

The fourth proportional to 21,436,419.20, 32,154,628.80 and 14,633,974.40 is: 21,950,961.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,436,419.20 : 32,154,628.80 = 14,633,974.40 : x
  2. Step 2: Convert to fraction form
    21,436,419.20/32,154,628.80 = 14,633,974.40/x
  3. Step 3: Cross multiply
    21,436,419.20x = 32,154,628.80 × 14,633,974.40
  4. Step 4: Simplify right side
    21,436,419.20x = 470,550,014,700,702.75
  5. Step 5: Solve for x
    x = 470,550,014,700,702.75/21,436,419.20
  6. Step 6: Final answer
    x = 21,950,961.60

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1.5x scale

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.