Home / 28,564,104.52-39,445,367.40-19,886,006.51

Finding the Fourth Proportional to 28,564,104.52, 39,445,367.40 and 19,886,006.51

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Solution

The fourth proportional to 28,564,104.52, 39,445,367.40 and 19,886,006.51 is: 27,461,418.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,564,104.52 : 39,445,367.40 = 19,886,006.51 : x
  2. Step 2: Convert to fraction form
    28,564,104.52/39,445,367.40 = 19,886,006.51/x
  3. Step 3: Cross multiply
    28,564,104.52x = 39,445,367.40 × 19,886,006.51
  4. Step 4: Simplify right side
    28,564,104.52x = 784,410,832,905,741.75
  5. Step 5: Solve for x
    x = 784,410,832,905,741.75/28,564,104.52
  6. Step 6: Final answer
    x = 27,461,418.67

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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.