Home / 14,371,444.20-21,557,166.30-13,521,138.60

Finding the Fourth Proportional to 14,371,444.20, 21,557,166.30 and 13,521,138.60

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Solution

The fourth proportional to 14,371,444.20, 21,557,166.30 and 13,521,138.60 is: 20,281,707.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,371,444.20 : 21,557,166.30 = 13,521,138.60 : x
  2. Step 2: Convert to fraction form
    14,371,444.20/21,557,166.30 = 13,521,138.60/x
  3. Step 3: Cross multiply
    14,371,444.20x = 21,557,166.30 × 13,521,138.60
  4. Step 4: Simplify right side
    14,371,444.20x = 291,477,433,365,549.19
  5. Step 5: Solve for x
    x = 291,477,433,365,549.19/14,371,444.20
  6. Step 6: Final answer
    x = 20,281,707.90

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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.