Home / 15,756,404.37-21,761,774.13-10,590,797.85

Finding the Fourth Proportional to 15,756,404.37, 21,761,774.13 and 10,590,797.85

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Solution

The fourth proportional to 15,756,404.37, 21,761,774.13 and 10,590,797.85 is: 14,627,356.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,756,404.37 : 21,761,774.13 = 10,590,797.85 : x
  2. Step 2: Convert to fraction form
    15,756,404.37/21,761,774.13 = 10,590,797.85/x
  3. Step 3: Cross multiply
    15,756,404.37x = 21,761,774.13 × 10,590,797.85
  4. Step 4: Simplify right side
    15,756,404.37x = 230,474,550,668,189.59
  5. Step 5: Solve for x
    x = 230,474,550,668,189.59/15,756,404.37
  6. Step 6: Final answer
    x = 14,627,356.93

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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.