Home / 7,947,615.39-11,923,200.63-2,898,925.89

Finding the Fourth Proportional to 7,947,615.39, 11,923,200.63 and 2,898,925.89

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Solution

The fourth proportional to 7,947,615.39, 11,923,200.63 and 2,898,925.89 is: 4,349,037.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,947,615.39 : 11,923,200.63 = 2,898,925.89 : x
  2. Step 2: Convert to fraction form
    7,947,615.39/11,923,200.63 = 2,898,925.89/x
  3. Step 3: Cross multiply
    7,947,615.39x = 11,923,200.63 × 2,898,925.89
  4. Step 4: Simplify right side
    7,947,615.39x = 34,564,474,997,971.32
  5. Step 5: Solve for x
    x = 34,564,474,997,971.32/7,947,615.39
  6. Step 6: Final answer
    x = 4,349,037.20

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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.