Home / 12,897,590.58-19,358,506.71-6,753,981.76

Finding the Fourth Proportional to 12,897,590.58, 19,358,506.71 and 6,753,981.76

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Solution

The fourth proportional to 12,897,590.58, 19,358,506.71 and 6,753,981.76 is: 10,137,319.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,897,590.58 : 19,358,506.71 = 6,753,981.76 : x
  2. Step 2: Convert to fraction form
    12,897,590.58/19,358,506.71 = 6,753,981.76/x
  3. Step 3: Cross multiply
    12,897,590.58x = 19,358,506.71 × 6,753,981.76
  4. Step 4: Simplify right side
    12,897,590.58x = 130,747,001,171,781.36
  5. Step 5: Solve for x
    x = 130,747,001,171,781.36/12,897,590.58
  6. Step 6: Final answer
    x = 10,137,319.86

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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.