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Finding the Fourth Proportional to 22,893,311.70, 34,339,967.55 and 6,934,886.10

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Solution

The fourth proportional to 22,893,311.70, 34,339,967.55 and 6,934,886.10 is: 10,402,329.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,893,311.70 : 34,339,967.55 = 6,934,886.10 : x
  2. Step 2: Convert to fraction form
    22,893,311.70/34,339,967.55 = 6,934,886.10/x
  3. Step 3: Cross multiply
    22,893,311.70x = 34,339,967.55 × 6,934,886.10
  4. Step 4: Simplify right side
    22,893,311.70x = 238,143,763,636,946.03
  5. Step 5: Solve for x
    x = 238,143,763,636,946.03/22,893,311.70
  6. Step 6: Final answer
    x = 10,402,329.15

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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.