Home / 13,302,314.93-19,953,472.40-4,778,001.29

Finding the Fourth Proportional to 13,302,314.93, 19,953,472.40 and 4,778,001.29

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Solution

The fourth proportional to 13,302,314.93, 19,953,472.40 and 4,778,001.29 is: 7,167,001.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,302,314.93 : 19,953,472.40 = 4,778,001.29 : x
  2. Step 2: Convert to fraction form
    13,302,314.93/19,953,472.40 = 4,778,001.29/x
  3. Step 3: Cross multiply
    13,302,314.93x = 19,953,472.40 × 4,778,001.29
  4. Step 4: Simplify right side
    13,302,314.93x = 95,337,716,867,179.39
  5. Step 5: Solve for x
    x = 95,337,716,867,179.39/13,302,314.93
  6. Step 6: Final answer
    x = 7,167,001.94

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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.