Home / 38,009,228.65-52,450,715.37-21,488,365.46

Finding the Fourth Proportional to 38,009,228.65, 52,450,715.37 and 21,488,365.46

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Solution

The fourth proportional to 38,009,228.65, 52,450,715.37 and 21,488,365.46 is: 29,652,802.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,009,228.65 : 52,450,715.37 = 21,488,365.46 : x
  2. Step 2: Convert to fraction form
    38,009,228.65/52,450,715.37 = 21,488,365.46/x
  3. Step 3: Cross multiply
    38,009,228.65x = 52,450,715.37 × 21,488,365.46
  4. Step 4: Simplify right side
    38,009,228.65x = 1,127,080,140,508,999
  5. Step 5: Solve for x
    x = 1,127,080,140,508,999/38,009,228.65
  6. Step 6: Final answer
    x = 29,652,802.24

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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.