Home / 5,378,401.70-8,064,492.15-2,012,948.90

Finding the Fourth Proportional to 5,378,401.70, 8,064,492.15 and 2,012,948.90

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Solution

The fourth proportional to 5,378,401.70, 8,064,492.15 and 2,012,948.90 is: 3,018,259.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,378,401.70 : 8,064,492.15 = 2,012,948.90 : x
  2. Step 2: Convert to fraction form
    5,378,401.70/8,064,492.15 = 2,012,948.90/x
  3. Step 3: Cross multiply
    5,378,401.70x = 8,064,492.15 × 2,012,948.90
  4. Step 4: Simplify right side
    5,378,401.70x = 16,233,410,602,401.13
  5. Step 5: Solve for x
    x = 16,233,410,602,401.13/5,378,401.70
  6. Step 6: Final answer
    x = 3,018,259.24

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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.