Home / 7,766,783.88-10,718,232.84-4,282,247.72

Finding the Fourth Proportional to 7,766,783.88, 10,718,232.84 and 4,282,247.72

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Solution

The fourth proportional to 7,766,783.88, 10,718,232.84 and 4,282,247.72 is: 5,909,541.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,766,783.88 : 10,718,232.84 = 4,282,247.72 : x
  2. Step 2: Convert to fraction form
    7,766,783.88/10,718,232.84 = 4,282,247.72/x
  3. Step 3: Cross multiply
    7,766,783.88x = 10,718,232.84 × 4,282,247.72
  4. Step 4: Simplify right side
    7,766,783.88x = 45,898,128,087,927.96
  5. Step 5: Solve for x
    x = 45,898,128,087,927.96/7,766,783.88
  6. Step 6: Final answer
    x = 5,909,541.04

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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.