Home / 9,638,782.42-14,438,490.50-5,381,218.30

Finding the Fourth Proportional to 9,638,782.42, 14,438,490.50 and 5,381,218.30

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Solution

The fourth proportional to 9,638,782.42, 14,438,490.50 and 5,381,218.30 is: 8,060,838.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,638,782.42 : 14,438,490.50 = 5,381,218.30 : x
  2. Step 2: Convert to fraction form
    9,638,782.42/14,438,490.50 = 5,381,218.30/x
  3. Step 3: Cross multiply
    9,638,782.42x = 14,438,490.50 × 5,381,218.30
  4. Step 4: Simplify right side
    9,638,782.42x = 77,696,669,276,070.05
  5. Step 5: Solve for x
    x = 77,696,669,276,070.05/9,638,782.42
  6. Step 6: Final answer
    x = 8,060,838.59

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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.