Home / 5,353,365.04-7,387,653.20-2,905,977.78

Finding the Fourth Proportional to 5,353,365.04, 7,387,653.20 and 2,905,977.78

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Solution

The fourth proportional to 5,353,365.04, 7,387,653.20 and 2,905,977.78 is: 4,010,254.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,353,365.04 : 7,387,653.20 = 2,905,977.78 : x
  2. Step 2: Convert to fraction form
    5,353,365.04/7,387,653.20 = 2,905,977.78/x
  3. Step 3: Cross multiply
    5,353,365.04x = 7,387,653.20 × 2,905,977.78
  4. Step 4: Simplify right side
    5,353,365.04x = 21,468,356,031,016.01
  5. Step 5: Solve for x
    x = 21,468,356,031,016.01/5,353,365.04
  6. Step 6: Final answer
    x = 4,010,254.46

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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.