Home / 6,343,738.25-8,754,368.40-3,443,130.18

Finding the Fourth Proportional to 6,343,738.25, 8,754,368.40 and 3,443,130.18

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Solution

The fourth proportional to 6,343,738.25, 8,754,368.40 and 3,443,130.18 is: 4,751,524.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,343,738.25 : 8,754,368.40 = 3,443,130.18 : x
  2. Step 2: Convert to fraction form
    6,343,738.25/8,754,368.40 = 3,443,130.18/x
  3. Step 3: Cross multiply
    6,343,738.25x = 8,754,368.40 × 3,443,130.18
  4. Step 4: Simplify right side
    6,343,738.25x = 30,142,430,044,878.32
  5. Step 5: Solve for x
    x = 30,142,430,044,878.32/6,343,738.25
  6. Step 6: Final answer
    x = 4,751,524.87

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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.