Home / 10,225,860.57-14,111,983.02-5,642,477.19

Finding the Fourth Proportional to 10,225,860.57, 14,111,983.02 and 5,642,477.19

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Solution

The fourth proportional to 10,225,860.57, 14,111,983.02 and 5,642,477.19 is: 7,786,781.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,225,860.57 : 14,111,983.02 = 5,642,477.19 : x
  2. Step 2: Convert to fraction form
    10,225,860.57/14,111,983.02 = 5,642,477.19/x
  3. Step 3: Cross multiply
    10,225,860.57x = 14,111,983.02 × 5,642,477.19
  4. Step 4: Simplify right side
    10,225,860.57x = 79,626,542,296,017.31
  5. Step 5: Solve for x
    x = 79,626,542,296,017.31/10,225,860.57
  6. Step 6: Final answer
    x = 7,786,781.54

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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.