Home / 28,304,220.61-39,047,530.44-17,985,407.86

Finding the Fourth Proportional to 28,304,220.61, 39,047,530.44 and 17,985,407.86

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Solution

The fourth proportional to 28,304,220.61, 39,047,530.44 and 17,985,407.86 is: 24,812,050.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,304,220.61 : 39,047,530.44 = 17,985,407.86 : x
  2. Step 2: Convert to fraction form
    28,304,220.61/39,047,530.44 = 17,985,407.86/x
  3. Step 3: Cross multiply
    28,304,220.61x = 39,047,530.44 × 17,985,407.86
  4. Step 4: Simplify right side
    28,304,220.61x = 702,285,760,889,165.25
  5. Step 5: Solve for x
    x = 702,285,760,889,165.25/28,304,220.61
  6. Step 6: Final answer
    x = 24,812,050.84

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.