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Finding the Fourth Proportional to 18,041,689.17, 24,898,968.54 and 10,202,852.34

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Solution

The fourth proportional to 18,041,689.17, 24,898,968.54 and 10,202,852.34 is: 14,080,749.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,041,689.17 : 24,898,968.54 = 10,202,852.34 : x
  2. Step 2: Convert to fraction form
    18,041,689.17/24,898,968.54 = 10,202,852.34/x
  3. Step 3: Cross multiply
    18,041,689.17x = 24,898,968.54 × 10,202,852.34
  4. Step 4: Simplify right side
    18,041,689.17x = 254,040,499,431,925.38
  5. Step 5: Solve for x
    x = 254,040,499,431,925.38/18,041,689.17
  6. Step 6: Final answer
    x = 14,080,749.15

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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.