Home / 5,122,421.52-7,068,102.48-3,028,973.55

Finding the Fourth Proportional to 5,122,421.52, 7,068,102.48 and 3,028,973.55

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Solution

The fourth proportional to 5,122,421.52, 7,068,102.48 and 3,028,973.55 is: 4,179,487.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,122,421.52 : 7,068,102.48 = 3,028,973.55 : x
  2. Step 2: Convert to fraction form
    5,122,421.52/7,068,102.48 = 3,028,973.55/x
  3. Step 3: Cross multiply
    5,122,421.52x = 7,068,102.48 × 3,028,973.55
  4. Step 4: Simplify right side
    5,122,421.52x = 21,409,095,460,609.40
  5. Step 5: Solve for x
    x = 21,409,095,460,609.40/5,122,421.52
  6. Step 6: Final answer
    x = 4,179,487.26

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Double scale
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1.5x scale

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.