Home / 9,515,170.17-13,130,947.50-5,164,256.47

Finding the Fourth Proportional to 9,515,170.17, 13,130,947.50 and 5,164,256.47

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Solution

The fourth proportional to 9,515,170.17, 13,130,947.50 and 5,164,256.47 is: 7,126,680.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,515,170.17 : 13,130,947.50 = 5,164,256.47 : x
  2. Step 2: Convert to fraction form
    9,515,170.17/13,130,947.50 = 5,164,256.47/x
  3. Step 3: Cross multiply
    9,515,170.17x = 13,130,947.50 × 5,164,256.47
  4. Step 4: Simplify right side
    9,515,170.17x = 67,811,580,634,822.51
  5. Step 5: Solve for x
    x = 67,811,580,634,822.51/9,515,170.17
  6. Step 6: Final answer
    x = 7,126,680.81

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.