Home / 10,422,509.76-14,383,064.84-5,776,594.74

Finding the Fourth Proportional to 10,422,509.76, 14,383,064.84 and 5,776,594.74

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Solution

The fourth proportional to 10,422,509.76, 14,383,064.84 and 5,776,594.74 is: 7,971,701.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,422,509.76 : 14,383,064.84 = 5,776,594.74 : x
  2. Step 2: Convert to fraction form
    10,422,509.76/14,383,064.84 = 5,776,594.74/x
  3. Step 3: Cross multiply
    10,422,509.76x = 14,383,064.84 × 5,776,594.74
  4. Step 4: Simplify right side
    10,422,509.76x = 83,085,136,670,939.97
  5. Step 5: Solve for x
    x = 83,085,136,670,939.97/10,422,509.76
  6. Step 6: Final answer
    x = 7,971,701.50

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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.