Home / 8,904,009.60-13,356,014.40-5,313,830.40

Finding the Fourth Proportional to 8,904,009.60, 13,356,014.40 and 5,313,830.40

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Solution

The fourth proportional to 8,904,009.60, 13,356,014.40 and 5,313,830.40 is: 7,970,745.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,904,009.60 : 13,356,014.40 = 5,313,830.40 : x
  2. Step 2: Convert to fraction form
    8,904,009.60/13,356,014.40 = 5,313,830.40/x
  3. Step 3: Cross multiply
    8,904,009.60x = 13,356,014.40 × 5,313,830.40
  4. Step 4: Simplify right side
    8,904,009.60x = 70,971,595,341,557.77
  5. Step 5: Solve for x
    x = 70,971,595,341,557.77/8,904,009.60
  6. Step 6: Final answer
    x = 7,970,745.60

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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.