Home / 6,970,985.84-10,456,486.98-2,178,700.22

Finding the Fourth Proportional to 6,970,985.84, 10,456,486.98 and 2,178,700.22

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Solution

The fourth proportional to 6,970,985.84, 10,456,486.98 and 2,178,700.22 is: 3,268,052.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,970,985.84 : 10,456,486.98 = 2,178,700.22 : x
  2. Step 2: Convert to fraction form
    6,970,985.84/10,456,486.98 = 2,178,700.22/x
  3. Step 3: Cross multiply
    6,970,985.84x = 10,456,486.98 × 2,178,700.22
  4. Step 4: Simplify right side
    6,970,985.84x = 22,781,550,483,753.14
  5. Step 5: Solve for x
    x = 22,781,550,483,753.14/6,970,985.84
  6. Step 6: Final answer
    x = 3,268,052.90

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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.