Home / 5,388,485.28-7,435,580.40-2,973,881.76

Finding the Fourth Proportional to 5,388,485.28, 7,435,580.40 and 2,973,881.76

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Solution

The fourth proportional to 5,388,485.28, 7,435,580.40 and 2,973,881.76 is: 4,103,664.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,388,485.28 : 7,435,580.40 = 2,973,881.76 : x
  2. Step 2: Convert to fraction form
    5,388,485.28/7,435,580.40 = 2,973,881.76/x
  3. Step 3: Cross multiply
    5,388,485.28x = 7,435,580.40 × 2,973,881.76
  4. Step 4: Simplify right side
    5,388,485.28x = 22,112,536,926,573.50
  5. Step 5: Solve for x
    x = 22,112,536,926,573.50/5,388,485.28
  6. Step 6: Final answer
    x = 4,103,664.72

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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.