Home / 15,277,001.18-21,081,840.99-8,401,482.50

Finding the Fourth Proportional to 15,277,001.18, 21,081,840.99 and 8,401,482.50

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Solution

The fourth proportional to 15,277,001.18, 21,081,840.99 and 8,401,482.50 is: 11,593,814.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,277,001.18 : 21,081,840.99 = 8,401,482.50 : x
  2. Step 2: Convert to fraction form
    15,277,001.18/21,081,840.99 = 8,401,482.50/x
  3. Step 3: Cross multiply
    15,277,001.18x = 21,081,840.99 × 8,401,482.50
  4. Step 4: Simplify right side
    15,277,001.18x = 177,118,718,145,267.66
  5. Step 5: Solve for x
    x = 177,118,718,145,267.66/15,277,001.18
  6. Step 6: Final answer
    x = 11,593,814.52

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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.