Home / 28,807,788.84-43,167,507.86-19,574,001.34

Finding the Fourth Proportional to 28,807,788.84, 43,167,507.86 and 19,574,001.34

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Solution

The fourth proportional to 28,807,788.84, 43,167,507.86 and 19,574,001.34 is: 29,330,986.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,807,788.84 : 43,167,507.86 = 19,574,001.34 : x
  2. Step 2: Convert to fraction form
    28,807,788.84/43,167,507.86 = 19,574,001.34/x
  3. Step 3: Cross multiply
    28,807,788.84x = 43,167,507.86 × 19,574,001.34
  4. Step 4: Simplify right side
    28,807,788.84x = 844,960,856,696,100.50
  5. Step 5: Solve for x
    x = 844,960,856,696,100.50/28,807,788.84
  6. Step 6: Final answer
    x = 29,330,986.19

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.