Home / 8,308,970.74-11,472,453.66-5,370,526.72

Finding the Fourth Proportional to 8,308,970.74, 11,472,453.66 and 5,370,526.72

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Solution

The fourth proportional to 8,308,970.74, 11,472,453.66 and 5,370,526.72 is: 7,415,252.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,308,970.74 : 11,472,453.66 = 5,370,526.72 : x
  2. Step 2: Convert to fraction form
    8,308,970.74/11,472,453.66 = 5,370,526.72/x
  3. Step 3: Cross multiply
    8,308,970.74x = 11,472,453.66 × 5,370,526.72
  4. Step 4: Simplify right side
    8,308,970.74x = 61,613,118,924,991.80
  5. Step 5: Solve for x
    x = 61,613,118,924,991.80/8,308,970.74
  6. Step 6: Final answer
    x = 7,415,252.85

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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.