Home / 10,039,572-13,854,698.28-5,455,893.60

Finding the Fourth Proportional to 10,039,572, 13,854,698.28 and 5,455,893.60

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Solution

The fourth proportional to 10,039,572, 13,854,698.28 and 5,455,893.60 is: 7,529,181.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,039,572 : 13,854,698.28 = 5,455,893.60 : x
  2. Step 2: Convert to fraction form
    10,039,572/13,854,698.28 = 5,455,893.60/x
  3. Step 3: Cross multiply
    10,039,572x = 13,854,698.28 × 5,455,893.60
  4. Step 4: Simplify right side
    10,039,572x = 75,589,759,675,783
  5. Step 5: Solve for x
    x = 75,589,759,675,783/10,039,572
  6. Step 6: Final answer
    x = 7,529,181.49

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.