Home / 53,758,886.40-80,669,822.40-19,683,676.80

Finding the Fourth Proportional to 53,758,886.40, 80,669,822.40 and 19,683,676.80

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Solution

The fourth proportional to 53,758,886.40, 80,669,822.40 and 19,683,676.80 is: 29,537,046.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,758,886.40 : 80,669,822.40 = 19,683,676.80 : x
  2. Step 2: Convert to fraction form
    53,758,886.40/80,669,822.40 = 19,683,676.80/x
  3. Step 3: Cross multiply
    53,758,886.40x = 80,669,822.40 × 19,683,676.80
  4. Step 4: Simplify right side
    53,758,886.40x = 1,587,878,711,635,000.50
  5. Step 5: Solve for x
    x = 1,587,878,711,635,000.50/53,758,886.40
  6. Step 6: Final answer
    x = 29,537,046.21

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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.