Home / 15,054,336-20,774,579.28-8,859,747.18

Finding the Fourth Proportional to 15,054,336, 20,774,579.28 and 8,859,747.18

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Solution

The fourth proportional to 15,054,336, 20,774,579.28 and 8,859,747.18 is: 12,226,213.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,054,336 : 20,774,579.28 = 8,859,747.18 : x
  2. Step 2: Convert to fraction form
    15,054,336/20,774,579.28 = 8,859,747.18/x
  3. Step 3: Cross multiply
    15,054,336x = 20,774,579.28 × 8,859,747.18
  4. Step 4: Simplify right side
    15,054,336x = 184,057,520,191,666.44
  5. Step 5: Solve for x
    x = 184,057,520,191,666.44/15,054,336
  6. Step 6: Final answer
    x = 12,226,213.11

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.