Home / 34,186,881.51-47,177,874.83-18,716,962.05

Finding the Fourth Proportional to 34,186,881.51, 47,177,874.83 and 18,716,962.05

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Solution

The fourth proportional to 34,186,881.51, 47,177,874.83 and 18,716,962.05 is: 25,829,395.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,186,881.51 : 47,177,874.83 = 18,716,962.05 : x
  2. Step 2: Convert to fraction form
    34,186,881.51/47,177,874.83 = 18,716,962.05/x
  3. Step 3: Cross multiply
    34,186,881.51x = 47,177,874.83 × 18,716,962.05
  4. Step 4: Simplify right side
    34,186,881.51x = 883,026,492,839,552.75
  5. Step 5: Solve for x
    x = 883,026,492,839,552.75/34,186,881.51
  6. Step 6: Final answer
    x = 25,829,395.78

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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.