Home / 18,610,458.15-27,915,697.35-5,831,962.95

Finding the Fourth Proportional to 18,610,458.15, 27,915,697.35 and 5,831,962.95

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Solution

The fourth proportional to 18,610,458.15, 27,915,697.35 and 5,831,962.95 is: 8,747,947.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,610,458.15 : 27,915,697.35 = 5,831,962.95 : x
  2. Step 2: Convert to fraction form
    18,610,458.15/27,915,697.35 = 5,831,962.95/x
  3. Step 3: Cross multiply
    18,610,458.15x = 27,915,697.35 × 5,831,962.95
  4. Step 4: Simplify right side
    18,610,458.15x = 162,803,312,668,613.19
  5. Step 5: Solve for x
    x = 162,803,312,668,613.19/18,610,458.15
  6. Step 6: Final answer
    x = 8,747,947.60

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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.