Home / 10,075,548-15,115,567.20-3,685,658.88

Finding the Fourth Proportional to 10,075,548, 15,115,567.20 and 3,685,658.88

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Solution

The fourth proportional to 10,075,548, 15,115,567.20 and 3,685,658.88 is: 5,529,309.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,075,548 : 15,115,567.20 = 3,685,658.88 : x
  2. Step 2: Convert to fraction form
    10,075,548/15,115,567.20 = 3,685,658.88/x
  3. Step 3: Cross multiply
    10,075,548x = 15,115,567.20 × 3,685,658.88
  4. Step 4: Simplify right side
    10,075,548x = 55,710,824,476,916.73
  5. Step 5: Solve for x
    x = 55,710,824,476,916.73/10,075,548
  6. Step 6: Final answer
    x = 5,529,309.62

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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.