Home / 6,615,916.94-9,130,186.42-3,715,818.86

Finding the Fourth Proportional to 6,615,916.94, 9,130,186.42 and 3,715,818.86

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Solution

The fourth proportional to 6,615,916.94, 9,130,186.42 and 3,715,818.86 is: 5,127,954.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,615,916.94 : 9,130,186.42 = 3,715,818.86 : x
  2. Step 2: Convert to fraction form
    6,615,916.94/9,130,186.42 = 3,715,818.86/x
  3. Step 3: Cross multiply
    6,615,916.94x = 9,130,186.42 × 3,715,818.86
  4. Step 4: Simplify right side
    6,615,916.94x = 33,926,118,894,751.88
  5. Step 5: Solve for x
    x = 33,926,118,894,751.88/6,615,916.94
  6. Step 6: Final answer
    x = 5,127,954.18

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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.