Home / 42,697,186.16-64,049,716.44-13,943,472.44

Finding the Fourth Proportional to 42,697,186.16, 64,049,716.44 and 13,943,472.44

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Solution

The fourth proportional to 42,697,186.16, 64,049,716.44 and 13,943,472.44 is: 20,916,494.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,697,186.16 : 64,049,716.44 = 13,943,472.44 : x
  2. Step 2: Convert to fraction form
    42,697,186.16/64,049,716.44 = 13,943,472.44/x
  3. Step 3: Cross multiply
    42,697,186.16x = 64,049,716.44 × 13,943,472.44
  4. Step 4: Simplify right side
    42,697,186.16x = 893,075,455,650,706.38
  5. Step 5: Solve for x
    x = 893,075,455,650,706.38/42,697,186.16
  6. Step 6: Final answer
    x = 20,916,494.41

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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.