Home / 6,758,988.10-10,137,299.85-1,900,139.51

Finding the Fourth Proportional to 6,758,988.10, 10,137,299.85 and 1,900,139.51

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Solution

The fourth proportional to 6,758,988.10, 10,137,299.85 and 1,900,139.51 is: 2,849,876.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,758,988.10 : 10,137,299.85 = 1,900,139.51 : x
  2. Step 2: Convert to fraction form
    6,758,988.10/10,137,299.85 = 1,900,139.51/x
  3. Step 3: Cross multiply
    6,758,988.10x = 10,137,299.85 × 1,900,139.51
  4. Step 4: Simplify right side
    6,758,988.10x = 19,262,283,995,045.32
  5. Step 5: Solve for x
    x = 19,262,283,995,045.32/6,758,988.10
  6. Step 6: Final answer
    x = 2,849,876.89

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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.