Home / 18,684,701.10-28,006,056.45-9,583,281.90

Finding the Fourth Proportional to 18,684,701.10, 28,006,056.45 and 9,583,281.90

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Solution

The fourth proportional to 18,684,701.10, 28,006,056.45 and 9,583,281.90 is: 14,364,154.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,684,701.10 : 28,006,056.45 = 9,583,281.90 : x
  2. Step 2: Convert to fraction form
    18,684,701.10/28,006,056.45 = 9,583,281.90/x
  3. Step 3: Cross multiply
    18,684,701.10x = 28,006,056.45 × 9,583,281.90
  4. Step 4: Simplify right side
    18,684,701.10x = 268,389,933,867,663.25
  5. Step 5: Solve for x
    x = 268,389,933,867,663.25/18,684,701.10
  6. Step 6: Final answer
    x = 14,364,154.53

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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.