Home / 10,557,855.70-15,868,276.35-10,368,898.90

Finding the Fourth Proportional to 10,557,855.70, 15,868,276.35 and 10,368,898.90

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Solution

The fourth proportional to 10,557,855.70, 15,868,276.35 and 10,368,898.90 is: 15,584,277.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,557,855.70 : 15,868,276.35 = 10,368,898.90 : x
  2. Step 2: Convert to fraction form
    10,557,855.70/15,868,276.35 = 10,368,898.90/x
  3. Step 3: Cross multiply
    10,557,855.70x = 15,868,276.35 × 10,368,898.90
  4. Step 4: Simplify right side
    10,557,855.70x = 164,536,553,190,411.03
  5. Step 5: Solve for x
    x = 164,536,553,190,411.03/10,557,855.70
  6. Step 6: Final answer
    x = 15,584,277.51

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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.