Home / 43,115,814.60-64,673,721.90-40,260,467.40

Finding the Fourth Proportional to 43,115,814.60, 64,673,721.90 and 40,260,467.40

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Solution

The fourth proportional to 43,115,814.60, 64,673,721.90 and 40,260,467.40 is: 60,390,701.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,115,814.60 : 64,673,721.90 = 40,260,467.40 : x
  2. Step 2: Convert to fraction form
    43,115,814.60/64,673,721.90 = 40,260,467.40/x
  3. Step 3: Cross multiply
    43,115,814.60x = 64,673,721.90 × 40,260,467.40
  4. Step 4: Simplify right side
    43,115,814.60x = 2,603,794,272,191,616
  5. Step 5: Solve for x
    x = 2,603,794,272,191,616/43,115,814.60
  6. Step 6: Final answer
    x = 60,390,701.10

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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.