Home / 7,885,014.30-11,808,859.05-5,346,927.90

Finding the Fourth Proportional to 7,885,014.30, 11,808,859.05 and 5,346,927.90

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Solution

The fourth proportional to 7,885,014.30, 11,808,859.05 and 5,346,927.90 is: 8,007,736.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,885,014.30 : 11,808,859.05 = 5,346,927.90 : x
  2. Step 2: Convert to fraction form
    7,885,014.30/11,808,859.05 = 5,346,927.90/x
  3. Step 3: Cross multiply
    7,885,014.30x = 11,808,859.05 × 5,346,927.90
  4. Step 4: Simplify right side
    7,885,014.30x = 63,141,117,921,612.50
  5. Step 5: Solve for x
    x = 63,141,117,921,612.50/7,885,014.30
  6. Step 6: Final answer
    x = 8,007,736.64

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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.