Home / 10,505,156.90-15,759,364.59-4,439,914.16

Finding the Fourth Proportional to 10,505,156.90, 15,759,364.59 and 4,439,914.16

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Solution

The fourth proportional to 10,505,156.90, 15,759,364.59 and 4,439,914.16 is: 6,660,559.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,505,156.90 : 15,759,364.59 = 4,439,914.16 : x
  2. Step 2: Convert to fraction form
    10,505,156.90/15,759,364.59 = 4,439,914.16/x
  3. Step 3: Cross multiply
    10,505,156.90x = 15,759,364.59 × 4,439,914.16
  4. Step 4: Simplify right side
    10,505,156.90x = 69,970,225,916,946.77
  5. Step 5: Solve for x
    x = 69,970,225,916,946.77/10,505,156.90
  6. Step 6: Final answer
    x = 6,660,559.82

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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.