Home / 38,881,477.80-58,322,216.70-21,875,365.80

Finding the Fourth Proportional to 38,881,477.80, 58,322,216.70 and 21,875,365.80

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Solution

The fourth proportional to 38,881,477.80, 58,322,216.70 and 21,875,365.80 is: 32,813,048.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,881,477.80 : 58,322,216.70 = 21,875,365.80 : x
  2. Step 2: Convert to fraction form
    38,881,477.80/58,322,216.70 = 21,875,365.80/x
  3. Step 3: Cross multiply
    38,881,477.80x = 58,322,216.70 × 21,875,365.80
  4. Step 4: Simplify right side
    38,881,477.80x = 1,275,819,824,579,369
  5. Step 5: Solve for x
    x = 1,275,819,824,579,369/38,881,477.80
  6. Step 6: Final answer
    x = 32,813,048.70

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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.