Home / 18,689,135.44-25,791,012.04-10,316,510.28

Finding the Fourth Proportional to 18,689,135.44, 25,791,012.04 and 10,316,510.28

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Solution

The fourth proportional to 18,689,135.44, 25,791,012.04 and 10,316,510.28 is: 14,236,787.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,689,135.44 : 25,791,012.04 = 10,316,510.28 : x
  2. Step 2: Convert to fraction form
    18,689,135.44/25,791,012.04 = 10,316,510.28/x
  3. Step 3: Cross multiply
    18,689,135.44x = 25,791,012.04 × 10,316,510.28
  4. Step 4: Simplify right side
    18,689,135.44x = 266,073,240,842,263.75
  5. Step 5: Solve for x
    x = 266,073,240,842,263.75/18,689,135.44
  6. Step 6: Final answer
    x = 14,236,787.02

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