Home / 8,317,781.52-12,478,090.90-3,708,440.24

Finding the Fourth Proportional to 8,317,781.52, 12,478,090.90 and 3,708,440.24

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Solution

The fourth proportional to 8,317,781.52, 12,478,090.90 and 3,708,440.24 is: 5,563,292.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,317,781.52 : 12,478,090.90 = 3,708,440.24 : x
  2. Step 2: Convert to fraction form
    8,317,781.52/12,478,090.90 = 3,708,440.24/x
  3. Step 3: Cross multiply
    8,317,781.52x = 12,478,090.90 × 3,708,440.24
  4. Step 4: Simplify right side
    8,317,781.52x = 46,274,254,411,937.82
  5. Step 5: Solve for x
    x = 46,274,254,411,937.82/8,317,781.52
  6. Step 6: Final answer
    x = 5,563,292.84

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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.