Home / 7,268,671.47-10,902,967.95-4,192,668.63

Finding the Fourth Proportional to 7,268,671.47, 10,902,967.95 and 4,192,668.63

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Solution

The fourth proportional to 7,268,671.47, 10,902,967.95 and 4,192,668.63 is: 6,288,980.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,268,671.47 : 10,902,967.95 = 4,192,668.63 : x
  2. Step 2: Convert to fraction form
    7,268,671.47/10,902,967.95 = 4,192,668.63/x
  3. Step 3: Cross multiply
    7,268,671.47x = 10,902,967.95 × 4,192,668.63
  4. Step 4: Simplify right side
    7,268,671.47x = 45,712,531,697,860.41
  5. Step 5: Solve for x
    x = 45,712,531,697,860.41/7,268,671.47
  6. Step 6: Final answer
    x = 6,288,980.30

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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.