Home / 7,220,492.40-10,828,114.20-3,625,064.40

Finding the Fourth Proportional to 7,220,492.40, 10,828,114.20 and 3,625,064.40

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Solution

The fourth proportional to 7,220,492.40, 10,828,114.20 and 3,625,064.40 is: 5,436,279.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,220,492.40 : 10,828,114.20 = 3,625,064.40 : x
  2. Step 2: Convert to fraction form
    7,220,492.40/10,828,114.20 = 3,625,064.40/x
  3. Step 3: Cross multiply
    7,220,492.40x = 10,828,114.20 × 3,625,064.40
  4. Step 4: Simplify right side
    7,220,492.40x = 39,252,611,305,554.48
  5. Step 5: Solve for x
    x = 39,252,611,305,554.48/7,220,492.40
  6. Step 6: Final answer
    x = 5,436,279.01

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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.