Home / 62,405,407.69-93,620,878.78-21,459,529.03

Finding the Fourth Proportional to 62,405,407.69, 93,620,878.78 and 21,459,529.03

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Solution

The fourth proportional to 62,405,407.69, 93,620,878.78 and 21,459,529.03 is: 32,193,683.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,405,407.69 : 93,620,878.78 = 21,459,529.03 : x
  2. Step 2: Convert to fraction form
    62,405,407.69/93,620,878.78 = 21,459,529.03/x
  3. Step 3: Cross multiply
    62,405,407.69x = 93,620,878.78 × 21,459,529.03
  4. Step 4: Simplify right side
    62,405,407.69x = 2,009,059,966,215,051.25
  5. Step 5: Solve for x
    x = 2,009,059,966,215,051.25/62,405,407.69
  6. Step 6: Final answer
    x = 32,193,683.86

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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.