Home / 10,198,051.04-14,074,327.05-7,615,247.78

Finding the Fourth Proportional to 10,198,051.04, 14,074,327.05 and 7,615,247.78

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Solution

The fourth proportional to 10,198,051.04, 14,074,327.05 and 7,615,247.78 is: 10,509,801.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,198,051.04 : 14,074,327.05 = 7,615,247.78 : x
  2. Step 2: Convert to fraction form
    10,198,051.04/14,074,327.05 = 7,615,247.78/x
  3. Step 3: Cross multiply
    10,198,051.04x = 14,074,327.05 × 7,615,247.78
  4. Step 4: Simplify right side
    10,198,051.04x = 107,179,487,822,506.45
  5. Step 5: Solve for x
    x = 107,179,487,822,506.45/10,198,051.04
  6. Step 6: Final answer
    x = 10,509,801.08

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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.