Home / 7,140,060.44-9,853,182.52-4,042,503.86

Finding the Fourth Proportional to 7,140,060.44, 9,853,182.52 and 4,042,503.86

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Solution

The fourth proportional to 7,140,060.44, 9,853,182.52 and 4,042,503.86 is: 5,578,598.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,140,060.44 : 9,853,182.52 = 4,042,503.86 : x
  2. Step 2: Convert to fraction form
    7,140,060.44/9,853,182.52 = 4,042,503.86/x
  3. Step 3: Cross multiply
    7,140,060.44x = 9,853,182.52 × 4,042,503.86
  4. Step 4: Simplify right side
    7,140,060.44x = 39,831,528,384,911.22
  5. Step 5: Solve for x
    x = 39,831,528,384,911.22/7,140,060.44
  6. Step 6: Final answer
    x = 5,578,598.21

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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.