Home / 10,090,040.40-15,132,790.98-2,899,971.72

Finding the Fourth Proportional to 10,090,040.40, 15,132,790.98 and 2,899,971.72

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Solution

The fourth proportional to 10,090,040.40, 15,132,790.98 and 2,899,971.72 is: 4,349,305.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,090,040.40 : 15,132,790.98 = 2,899,971.72 : x
  2. Step 2: Convert to fraction form
    10,090,040.40/15,132,790.98 = 2,899,971.72/x
  3. Step 3: Cross multiply
    10,090,040.40x = 15,132,790.98 × 2,899,971.72
  4. Step 4: Simplify right side
    10,090,040.40x = 43,884,665,886,671.09
  5. Step 5: Solve for x
    x = 43,884,665,886,671.09/10,090,040.40
  6. Step 6: Final answer
    x = 4,349,305.27

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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.