Home / 9,711,778.44-13,402,188.54-5,301,486.12

Finding the Fourth Proportional to 9,711,778.44, 13,402,188.54 and 5,301,486.12

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Solution

The fourth proportional to 9,711,778.44, 13,402,188.54 and 5,301,486.12 is: 7,316,014.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,711,778.44 : 13,402,188.54 = 5,301,486.12 : x
  2. Step 2: Convert to fraction form
    9,711,778.44/13,402,188.54 = 5,301,486.12/x
  3. Step 3: Cross multiply
    9,711,778.44x = 13,402,188.54 × 5,301,486.12
  4. Step 4: Simplify right side
    9,711,778.44x = 71,051,516,522,433.06
  5. Step 5: Solve for x
    x = 71,051,516,522,433.06/9,711,778.44
  6. Step 6: Final answer
    x = 7,316,014.98

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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.