Home / 6,917,985.60-10,376,978.40-4,404,782.40

Finding the Fourth Proportional to 6,917,985.60, 10,376,978.40 and 4,404,782.40

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Solution

The fourth proportional to 6,917,985.60, 10,376,978.40 and 4,404,782.40 is: 6,607,173.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,917,985.60 : 10,376,978.40 = 4,404,782.40 : x
  2. Step 2: Convert to fraction form
    6,917,985.60/10,376,978.40 = 4,404,782.40/x
  3. Step 3: Cross multiply
    6,917,985.60x = 10,376,978.40 × 4,404,782.40
  4. Step 4: Simplify right side
    6,917,985.60x = 45,708,331,821,500.16
  5. Step 5: Solve for x
    x = 45,708,331,821,500.16/6,917,985.60
  6. Step 6: Final answer
    x = 6,607,173.60

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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.