Home / 21,425,731.73-29,567,683.39-11,636,245.93

Finding the Fourth Proportional to 21,425,731.73, 29,567,683.39 and 11,636,245.93

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Solution

The fourth proportional to 21,425,731.73, 29,567,683.39 and 11,636,245.93 is: 16,058,113.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,425,731.73 : 29,567,683.39 = 11,636,245.93 : x
  2. Step 2: Convert to fraction form
    21,425,731.73/29,567,683.39 = 11,636,245.93/x
  3. Step 3: Cross multiply
    21,425,731.73x = 29,567,683.39 × 11,636,245.93
  4. Step 4: Simplify right side
    21,425,731.73x = 344,056,835,506,416.12
  5. Step 5: Solve for x
    x = 344,056,835,506,416.12/21,425,731.73
  6. Step 6: Final answer
    x = 16,058,113.67

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Why These Related Problems?

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