Home / 28,970,054.42-39,968,787.59-17,952,784.26

Finding the Fourth Proportional to 28,970,054.42, 39,968,787.59 and 17,952,784.26

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Solution

The fourth proportional to 28,970,054.42, 39,968,787.59 and 17,952,784.26 is: 24,768,714.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,970,054.42 : 39,968,787.59 = 17,952,784.26 : x
  2. Step 2: Convert to fraction form
    28,970,054.42/39,968,787.59 = 17,952,784.26/x
  3. Step 3: Cross multiply
    28,970,054.42x = 39,968,787.59 × 17,952,784.26
  4. Step 4: Simplify right side
    28,970,054.42x = 717,551,020,931,800.38
  5. Step 5: Solve for x
    x = 717,551,020,931,800.38/28,970,054.42
  6. Step 6: Final answer
    x = 24,768,714.98

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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.