Home / 10,148,688.72-13,991,641.52-8,062,453.33

Finding the Fourth Proportional to 10,148,688.72, 13,991,641.52 and 8,062,453.33

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Solution

The fourth proportional to 10,148,688.72, 13,991,641.52 and 8,062,453.33 is: 11,115,421.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,148,688.72 : 13,991,641.52 = 8,062,453.33 : x
  2. Step 2: Convert to fraction form
    10,148,688.72/13,991,641.52 = 8,062,453.33/x
  3. Step 3: Cross multiply
    10,148,688.72x = 13,991,641.52 × 8,062,453.33
  4. Step 4: Simplify right side
    10,148,688.72x = 112,806,956,689,798.89
  5. Step 5: Solve for x
    x = 112,806,956,689,798.89/10,148,688.72
  6. Step 6: Final answer
    x = 11,115,421.88

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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.