Home / 13,493,347.77-20,240,005.91-4,395,430.71

Finding the Fourth Proportional to 13,493,347.77, 20,240,005.91 and 4,395,430.71

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Solution

The fourth proportional to 13,493,347.77, 20,240,005.91 and 4,395,430.71 is: 6,593,140.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,493,347.77 : 20,240,005.91 = 4,395,430.71 : x
  2. Step 2: Convert to fraction form
    13,493,347.77/20,240,005.91 = 4,395,430.71/x
  3. Step 3: Cross multiply
    13,493,347.77x = 20,240,005.91 × 4,395,430.71
  4. Step 4: Simplify right side
    13,493,347.77x = 88,963,543,525,418.34
  5. Step 5: Solve for x
    x = 88,963,543,525,418.34/13,493,347.77
  6. Step 6: Final answer
    x = 6,593,140.93

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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.