Home / 29,272,477.23-40,395,978.59-16,220,581.11

Finding the Fourth Proportional to 29,272,477.23, 40,395,978.59 and 16,220,581.11

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Solution

The fourth proportional to 29,272,477.23, 40,395,978.59 and 16,220,581.11 is: 22,384,379.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,272,477.23 : 40,395,978.59 = 16,220,581.11 : x
  2. Step 2: Convert to fraction form
    29,272,477.23/40,395,978.59 = 16,220,581.11/x
  3. Step 3: Cross multiply
    29,272,477.23x = 40,395,978.59 × 16,220,581.11
  4. Step 4: Simplify right side
    29,272,477.23x = 655,246,247,155,815.50
  5. Step 5: Solve for x
    x = 655,246,247,155,815.50/29,272,477.23
  6. Step 6: Final answer
    x = 22,384,379.77

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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.