Home / 7,272,988.40-10,036,261.72-4,009,624.88

Finding the Fourth Proportional to 7,272,988.40, 10,036,261.72 and 4,009,624.88

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Solution

The fourth proportional to 7,272,988.40, 10,036,261.72 and 4,009,624.88 is: 5,533,027.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,272,988.40 : 10,036,261.72 = 4,009,624.88 : x
  2. Step 2: Convert to fraction form
    7,272,988.40/10,036,261.72 = 4,009,624.88/x
  3. Step 3: Cross multiply
    7,272,988.40x = 10,036,261.72 × 4,009,624.88
  4. Step 4: Simplify right side
    7,272,988.40x = 40,241,644,694,703.59
  5. Step 5: Solve for x
    x = 40,241,644,694,703.59/7,272,988.40
  6. Step 6: Final answer
    x = 5,533,027.48

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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.