Home / 7,817,447.52-10,788,520.46-4,380,795.72

Finding the Fourth Proportional to 7,817,447.52, 10,788,520.46 and 4,380,795.72

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Solution

The fourth proportional to 7,817,447.52, 10,788,520.46 and 4,380,795.72 is: 6,045,746.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,817,447.52 : 10,788,520.46 = 4,380,795.72 : x
  2. Step 2: Convert to fraction form
    7,817,447.52/10,788,520.46 = 4,380,795.72/x
  3. Step 3: Cross multiply
    7,817,447.52x = 10,788,520.46 × 4,380,795.72
  4. Step 4: Simplify right side
    7,817,447.52x = 47,262,304,256,300.43
  5. Step 5: Solve for x
    x = 47,262,304,256,300.43/7,817,447.52
  6. Step 6: Final answer
    x = 6,045,746.28

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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.