Home / 22,369,522.53-30,869,457.08-12,950,710.66

Finding the Fourth Proportional to 22,369,522.53, 30,869,457.08 and 12,950,710.66

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Solution

The fourth proportional to 22,369,522.53, 30,869,457.08 and 12,950,710.66 is: 17,871,700.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,369,522.53 : 30,869,457.08 = 12,950,710.66 : x
  2. Step 2: Convert to fraction form
    22,369,522.53/30,869,457.08 = 12,950,710.66/x
  3. Step 3: Cross multiply
    22,369,522.53x = 30,869,457.08 × 12,950,710.66
  4. Step 4: Simplify right side
    22,369,522.53x = 399,781,406,906,745.25
  5. Step 5: Solve for x
    x = 399,781,406,906,745.25/22,369,522.53
  6. Step 6: Final answer
    x = 17,871,700.49

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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.