Home / 57,999,328.02-86,980,383.96-19,129,040.70

Finding the Fourth Proportional to 57,999,328.02, 86,980,383.96 and 19,129,040.70

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Solution

The fourth proportional to 57,999,328.02, 86,980,383.96 and 19,129,040.70 is: 28,687,423.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,999,328.02 : 86,980,383.96 = 19,129,040.70 : x
  2. Step 2: Convert to fraction form
    57,999,328.02/86,980,383.96 = 19,129,040.70/x
  3. Step 3: Cross multiply
    57,999,328.02x = 86,980,383.96 × 19,129,040.70
  4. Step 4: Simplify right side
    57,999,328.02x = 1,663,851,304,872,467
  5. Step 5: Solve for x
    x = 1,663,851,304,872,467/57,999,328.02
  6. Step 6: Final answer
    x = 28,687,423.83

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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.