Home / 10,507,284.77-15,759,623.15-2,831,529.86

Finding the Fourth Proportional to 10,507,284.77, 15,759,623.15 and 2,831,529.86

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Solution

The fourth proportional to 10,507,284.77, 15,759,623.15 and 2,831,529.86 is: 4,246,943.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,507,284.77 : 15,759,623.15 = 2,831,529.86 : x
  2. Step 2: Convert to fraction form
    10,507,284.77/15,759,623.15 = 2,831,529.86/x
  3. Step 3: Cross multiply
    10,507,284.77x = 15,759,623.15 × 2,831,529.86
  4. Step 4: Simplify right side
    10,507,284.77x = 44,623,843,508,333.32
  5. Step 5: Solve for x
    x = 44,623,843,508,333.32/10,507,284.77
  6. Step 6: Final answer
    x = 4,246,943.38

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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.