Home / 18,881,495.80-28,326,957.30-6,585,635.86

Finding the Fourth Proportional to 18,881,495.80, 28,326,957.30 and 6,585,635.86

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Solution

The fourth proportional to 18,881,495.80, 28,326,957.30 and 6,585,635.86 is: 9,880,097.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,881,495.80 : 28,326,957.30 = 6,585,635.86 : x
  2. Step 2: Convert to fraction form
    18,881,495.80/28,326,957.30 = 6,585,635.86/x
  3. Step 3: Cross multiply
    18,881,495.80x = 28,326,957.30 × 6,585,635.86
  4. Step 4: Simplify right side
    18,881,495.80x = 186,551,025,799,568.78
  5. Step 5: Solve for x
    x = 186,551,025,799,568.78/18,881,495.80
  6. Step 6: Final answer
    x = 9,880,097.84

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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.