Home / 19,872,032.80-29,808,049.20-16,683,386.80

Finding the Fourth Proportional to 19,872,032.80, 29,808,049.20 and 16,683,386.80

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Solution

The fourth proportional to 19,872,032.80, 29,808,049.20 and 16,683,386.80 is: 25,025,080.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,872,032.80 : 29,808,049.20 = 16,683,386.80 : x
  2. Step 2: Convert to fraction form
    19,872,032.80/29,808,049.20 = 16,683,386.80/x
  3. Step 3: Cross multiply
    19,872,032.80x = 29,808,049.20 × 16,683,386.80
  4. Step 4: Simplify right side
    19,872,032.80x = 497,299,214,557,030.56
  5. Step 5: Solve for x
    x = 497,299,214,557,030.56/19,872,032.80
  6. Step 6: Final answer
    x = 25,025,080.20

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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.