Home / 29,079,962.69-40,129,827.18-15,849,258.26

Finding the Fourth Proportional to 29,079,962.69, 40,129,827.18 and 15,849,258.26

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Solution

The fourth proportional to 29,079,962.69, 40,129,827.18 and 15,849,258.26 is: 21,871,692.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,079,962.69 : 40,129,827.18 = 15,849,258.26 : x
  2. Step 2: Convert to fraction form
    29,079,962.69/40,129,827.18 = 15,849,258.26/x
  3. Step 3: Cross multiply
    29,079,962.69x = 40,129,827.18 × 15,849,258.26
  4. Step 4: Simplify right side
    29,079,962.69x = 636,027,994,904,987.50
  5. Step 5: Solve for x
    x = 636,027,994,904,987.50/29,079,962.69
  6. Step 6: Final answer
    x = 21,871,692.26

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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.