Home / 19,772,032.40-29,658,048.60-15,525,299.60

Finding the Fourth Proportional to 19,772,032.40, 29,658,048.60 and 15,525,299.60

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Solution

The fourth proportional to 19,772,032.40, 29,658,048.60 and 15,525,299.60 is: 23,287,949.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,772,032.40 : 29,658,048.60 = 15,525,299.60 : x
  2. Step 2: Convert to fraction form
    19,772,032.40/29,658,048.60 = 15,525,299.60/x
  3. Step 3: Cross multiply
    19,772,032.40x = 29,658,048.60 × 15,525,299.60
  4. Step 4: Simplify right side
    19,772,032.40x = 460,450,090,066,360.56
  5. Step 5: Solve for x
    x = 460,450,090,066,360.56/19,772,032.40
  6. Step 6: Final answer
    x = 23,287,949.40

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Similar ratio
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1.5x scale

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.