Home / 10,420,539.98-14,375,054.75-7,110,351.45

Finding the Fourth Proportional to 10,420,539.98, 14,375,054.75 and 7,110,351.45

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Solution

The fourth proportional to 10,420,539.98, 14,375,054.75 and 7,110,351.45 is: 9,808,675.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,420,539.98 : 14,375,054.75 = 7,110,351.45 : x
  2. Step 2: Convert to fraction form
    10,420,539.98/14,375,054.75 = 7,110,351.45/x
  3. Step 3: Cross multiply
    10,420,539.98x = 14,375,054.75 × 7,110,351.45
  4. Step 4: Simplify right side
    10,420,539.98x = 102,211,691,349,940.12
  5. Step 5: Solve for x
    x = 102,211,691,349,940.12/10,420,539.98
  6. Step 6: Final answer
    x = 9,808,675.14

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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.