Home / 18,151,070.01-25,047,976.19-9,890,953.53

Finding the Fourth Proportional to 18,151,070.01, 25,047,976.19 and 9,890,953.53

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Solution

The fourth proportional to 18,151,070.01, 25,047,976.19 and 9,890,953.53 is: 13,649,243.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,151,070.01 : 25,047,976.19 = 9,890,953.53 : x
  2. Step 2: Convert to fraction form
    18,151,070.01/25,047,976.19 = 9,890,953.53/x
  3. Step 3: Cross multiply
    18,151,070.01x = 25,047,976.19 × 9,890,953.53
  4. Step 4: Simplify right side
    18,151,070.01x = 247,748,368,466,381.66
  5. Step 5: Solve for x
    x = 247,748,368,466,381.66/18,151,070.01
  6. Step 6: Final answer
    x = 13,649,243.18

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.