Home / 23,093,465.96-31,869,983.31-12,780,192.40

Finding the Fourth Proportional to 23,093,465.96, 31,869,983.31 and 12,780,192.40

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Solution

The fourth proportional to 23,093,465.96, 31,869,983.31 and 12,780,192.40 is: 17,637,219.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,093,465.96 : 31,869,983.31 = 12,780,192.40 : x
  2. Step 2: Convert to fraction form
    23,093,465.96/31,869,983.31 = 12,780,192.40/x
  3. Step 3: Cross multiply
    23,093,465.96x = 31,869,983.31 × 12,780,192.40
  4. Step 4: Simplify right side
    23,093,465.96x = 407,304,518,486,588.81
  5. Step 5: Solve for x
    x = 407,304,518,486,588.81/23,093,465.96
  6. Step 6: Final answer
    x = 17,637,219.08

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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.