Home / 6,939,967.74-10,369,756.52-5,011,701.18

Finding the Fourth Proportional to 6,939,967.74, 10,369,756.52 and 5,011,701.18

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Solution

The fourth proportional to 6,939,967.74, 10,369,756.52 and 5,011,701.18 is: 7,488,524.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,939,967.74 : 10,369,756.52 = 5,011,701.18 : x
  2. Step 2: Convert to fraction form
    6,939,967.74/10,369,756.52 = 5,011,701.18/x
  3. Step 3: Cross multiply
    6,939,967.74x = 10,369,756.52 × 5,011,701.18
  4. Step 4: Simplify right side
    6,939,967.74x = 51,970,120,962,538.19
  5. Step 5: Solve for x
    x = 51,970,120,962,538.19/6,939,967.74
  6. Step 6: Final answer
    x = 7,488,524.86

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.