Home / 10,070,918.40-15,112,676.16-4,087,286.40

Finding the Fourth Proportional to 10,070,918.40, 15,112,676.16 and 4,087,286.40

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Solution

The fourth proportional to 10,070,918.40, 15,112,676.16 and 4,087,286.40 is: 6,133,485.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,070,918.40 : 15,112,676.16 = 4,087,286.40 : x
  2. Step 2: Convert to fraction form
    10,070,918.40/15,112,676.16 = 4,087,286.40/x
  3. Step 3: Cross multiply
    10,070,918.40x = 15,112,676.16 × 4,087,286.40
  4. Step 4: Simplify right side
    10,070,918.40x = 61,769,835,736,372.23
  5. Step 5: Solve for x
    x = 61,769,835,736,372.23/10,070,918.40
  6. Step 6: Final answer
    x = 6,133,485.87

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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.