Home / 7,934,880.90-11,892,359.54-4,291,465.58

Finding the Fourth Proportional to 7,934,880.90, 11,892,359.54 and 4,291,465.58

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Solution

The fourth proportional to 7,934,880.90, 11,892,359.54 and 4,291,465.58 is: 6,431,810.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,934,880.90 : 11,892,359.54 = 4,291,465.58 : x
  2. Step 2: Convert to fraction form
    7,934,880.90/11,892,359.54 = 4,291,465.58/x
  3. Step 3: Cross multiply
    7,934,880.90x = 11,892,359.54 × 4,291,465.58
  4. Step 4: Simplify right side
    7,934,880.90x = 51,035,651,630,894.63
  5. Step 5: Solve for x
    x = 51,035,651,630,894.63/7,934,880.90
  6. Step 6: Final answer
    x = 6,431,810.67

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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.