Home / 12,834,006.60-19,241,678.70-5,257,072.20

Finding the Fourth Proportional to 12,834,006.60, 19,241,678.70 and 5,257,072.20

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Solution

The fourth proportional to 12,834,006.60, 19,241,678.70 and 5,257,072.20 is: 7,881,786.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,834,006.60 : 19,241,678.70 = 5,257,072.20 : x
  2. Step 2: Convert to fraction form
    12,834,006.60/19,241,678.70 = 5,257,072.20/x
  3. Step 3: Cross multiply
    12,834,006.60x = 19,241,678.70 × 5,257,072.20
  4. Step 4: Simplify right side
    12,834,006.60x = 101,154,894,175,102.14
  5. Step 5: Solve for x
    x = 101,154,894,175,102.14/12,834,006.60
  6. Step 6: Final answer
    x = 7,881,786.05

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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.