Home / 7,122,466.34-9,829,012.17-3,859,278.50

Finding the Fourth Proportional to 7,122,466.34, 9,829,012.17 and 3,859,278.50

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Solution

The fourth proportional to 7,122,466.34, 9,829,012.17 and 3,859,278.50 is: 5,325,809.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,122,466.34 : 9,829,012.17 = 3,859,278.50 : x
  2. Step 2: Convert to fraction form
    7,122,466.34/9,829,012.17 = 3,859,278.50/x
  3. Step 3: Cross multiply
    7,122,466.34x = 9,829,012.17 × 3,859,278.50
  4. Step 4: Simplify right side
    7,122,466.34x = 37,932,895,343,919.34
  5. Step 5: Solve for x
    x = 37,932,895,343,919.34/7,122,466.34
  6. Step 6: Final answer
    x = 5,325,809.00

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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.