Home / 25,709,838.17-38,544,465.96-12,747,051.12

Finding the Fourth Proportional to 25,709,838.17, 38,544,465.96 and 12,747,051.12

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Solution

The fourth proportional to 25,709,838.17, 38,544,465.96 and 12,747,051.12 is: 19,110,516.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,709,838.17 : 38,544,465.96 = 12,747,051.12 : x
  2. Step 2: Convert to fraction form
    25,709,838.17/38,544,465.96 = 12,747,051.12/x
  3. Step 3: Cross multiply
    25,709,838.17x = 38,544,465.96 × 12,747,051.12
  4. Step 4: Simplify right side
    25,709,838.17x = 491,328,277,985,219.88
  5. Step 5: Solve for x
    x = 491,328,277,985,219.88/25,709,838.17
  6. Step 6: Final answer
    x = 19,110,516.17

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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.