Home / 10,159,493.22-14,020,109.70-5,513,278.24

Finding the Fourth Proportional to 10,159,493.22, 14,020,109.70 and 5,513,278.24

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Solution

The fourth proportional to 10,159,493.22, 14,020,109.70 and 5,513,278.24 is: 7,608,328.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,159,493.22 : 14,020,109.70 = 5,513,278.24 : x
  2. Step 2: Convert to fraction form
    10,159,493.22/14,020,109.70 = 5,513,278.24/x
  3. Step 3: Cross multiply
    10,159,493.22x = 14,020,109.70 × 5,513,278.24
  4. Step 4: Simplify right side
    10,159,493.22x = 77,296,765,731,422.92
  5. Step 5: Solve for x
    x = 77,296,765,731,422.92/10,159,493.22
  6. Step 6: Final answer
    x = 7,608,328.89

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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.