Home / 19,813,980.15-27,343,490.67-11,111,965.93

Finding the Fourth Proportional to 19,813,980.15, 27,343,490.67 and 11,111,965.93

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Solution

The fourth proportional to 19,813,980.15, 27,343,490.67 and 11,111,965.93 is: 15,334,624.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,813,980.15 : 27,343,490.67 = 11,111,965.93 : x
  2. Step 2: Convert to fraction form
    19,813,980.15/27,343,490.67 = 11,111,965.93/x
  3. Step 3: Cross multiply
    19,813,980.15x = 27,343,490.67 × 11,111,965.93
  4. Step 4: Simplify right side
    19,813,980.15x = 303,839,936,766,492.25
  5. Step 5: Solve for x
    x = 303,839,936,766,492.25/19,813,980.15
  6. Step 6: Final answer
    x = 15,334,624.06

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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.