Home / 21,562,629.48-32,333,154.84-7,180,684.20

Finding the Fourth Proportional to 21,562,629.48, 32,333,154.84 and 7,180,684.20

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Solution

The fourth proportional to 21,562,629.48, 32,333,154.84 and 7,180,684.20 is: 10,767,433.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,562,629.48 : 32,333,154.84 = 7,180,684.20 : x
  2. Step 2: Convert to fraction form
    21,562,629.48/32,333,154.84 = 7,180,684.20/x
  3. Step 3: Cross multiply
    21,562,629.48x = 32,333,154.84 × 7,180,684.20
  4. Step 4: Simplify right side
    21,562,629.48x = 232,174,174,095,741.53
  5. Step 5: Solve for x
    x = 232,174,174,095,741.53/21,562,629.48
  6. Step 6: Final answer
    x = 10,767,433.27

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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.