Home / 6,984,881.83-10,477,325.61-3,142,215.84

Finding the Fourth Proportional to 6,984,881.83, 10,477,325.61 and 3,142,215.84

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Solution

The fourth proportional to 6,984,881.83, 10,477,325.61 and 3,142,215.84 is: 4,713,325.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,984,881.83 : 10,477,325.61 = 3,142,215.84 : x
  2. Step 2: Convert to fraction form
    6,984,881.83/10,477,325.61 = 3,142,215.84/x
  3. Step 3: Cross multiply
    6,984,881.83x = 10,477,325.61 × 3,142,215.84
  4. Step 4: Simplify right side
    6,984,881.83x = 32,922,018,492,579.66
  5. Step 5: Solve for x
    x = 32,922,018,492,579.66/6,984,881.83
  6. Step 6: Final answer
    x = 4,713,325.05

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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.