Home / 34,690,172.64-47,871,815.52-19,219,947.12

Finding the Fourth Proportional to 34,690,172.64, 47,871,815.52 and 19,219,947.12

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Solution

The fourth proportional to 34,690,172.64, 47,871,815.52 and 19,219,947.12 is: 26,523,182.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,690,172.64 : 47,871,815.52 = 19,219,947.12 : x
  2. Step 2: Convert to fraction form
    34,690,172.64/47,871,815.52 = 19,219,947.12/x
  3. Step 3: Cross multiply
    34,690,172.64x = 47,871,815.52 × 19,219,947.12
  4. Step 4: Simplify right side
    34,690,172.64x = 920,093,762,832,795.38
  5. Step 5: Solve for x
    x = 920,093,762,832,795.38/34,690,172.64
  6. Step 6: Final answer
    x = 26,523,182.01

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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.