Home / 17,095,779.45-25,643,669.18-5,128,515.45

Finding the Fourth Proportional to 17,095,779.45, 25,643,669.18 and 5,128,515.45

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Solution

The fourth proportional to 17,095,779.45, 25,643,669.18 and 5,128,515.45 is: 7,692,773.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,095,779.45 : 25,643,669.18 = 5,128,515.45 : x
  2. Step 2: Convert to fraction form
    17,095,779.45/25,643,669.18 = 5,128,515.45/x
  3. Step 3: Cross multiply
    17,095,779.45x = 25,643,669.18 × 5,128,515.45
  4. Step 4: Simplify right side
    17,095,779.45x = 131,513,953,558,676.27
  5. Step 5: Solve for x
    x = 131,513,953,558,676.27/17,095,779.45
  6. Step 6: Final answer
    x = 7,692,773.18

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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.