Home / 5,121,771.86-7,068,030.61-2,829,916.26

Finding the Fourth Proportional to 5,121,771.86, 7,068,030.61 and 2,829,916.26

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Solution

The fourth proportional to 5,121,771.86, 7,068,030.61 and 2,829,916.26 is: 3,905,276.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,121,771.86 : 7,068,030.61 = 2,829,916.26 : x
  2. Step 2: Convert to fraction form
    5,121,771.86/7,068,030.61 = 2,829,916.26/x
  3. Step 3: Cross multiply
    5,121,771.86x = 7,068,030.61 × 2,829,916.26
  4. Step 4: Simplify right side
    5,121,771.86x = 20,001,934,749,416.72
  5. Step 5: Solve for x
    x = 20,001,934,749,416.72/5,121,771.86
  6. Step 6: Final answer
    x = 3,905,276.40

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.