Home / 18,604,056.60-27,909,809.90-10,418,339.70

Finding the Fourth Proportional to 18,604,056.60, 27,909,809.90 and 10,418,339.70

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Solution

The fourth proportional to 18,604,056.60, 27,909,809.90 and 10,418,339.70 is: 15,629,595.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,604,056.60 : 27,909,809.90 = 10,418,339.70 : x
  2. Step 2: Convert to fraction form
    18,604,056.60/27,909,809.90 = 10,418,339.70/x
  3. Step 3: Cross multiply
    18,604,056.60x = 27,909,809.90 × 10,418,339.70
  4. Step 4: Simplify right side
    18,604,056.60x = 290,773,880,500,623
  5. Step 5: Solve for x
    x = 290,773,880,500,623/18,604,056.60
  6. Step 6: Final answer
    x = 15,629,595.56

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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.