Home / 7,273,913.40-10,908,901.80-2,156,333.40

Finding the Fourth Proportional to 7,273,913.40, 10,908,901.80 and 2,156,333.40

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Solution

The fourth proportional to 7,273,913.40, 10,908,901.80 and 2,156,333.40 is: 3,233,916.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,273,913.40 : 10,908,901.80 = 2,156,333.40 : x
  2. Step 2: Convert to fraction form
    7,273,913.40/10,908,901.80 = 2,156,333.40/x
  3. Step 3: Cross multiply
    7,273,913.40x = 10,908,901.80 × 2,156,333.40
  4. Step 4: Simplify right side
    7,273,913.40x = 23,523,229,308,660.12
  5. Step 5: Solve for x
    x = 23,523,229,308,660.12/7,273,913.40
  6. Step 6: Final answer
    x = 3,233,916.60

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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.