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Finding the Fourth Proportional to 14,999,718.19, 20,701,291.01 and 8,473,768.03

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Solution

The fourth proportional to 14,999,718.19, 20,701,291.01 and 8,473,768.03 is: 11,694,748.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,999,718.19 : 20,701,291.01 = 8,473,768.03 : x
  2. Step 2: Convert to fraction form
    14,999,718.19/20,701,291.01 = 8,473,768.03/x
  3. Step 3: Cross multiply
    14,999,718.19x = 20,701,291.01 × 8,473,768.03
  4. Step 4: Simplify right side
    14,999,718.19x = 175,417,937,940,264.41
  5. Step 5: Solve for x
    x = 175,417,937,940,264.41/14,999,718.19
  6. Step 6: Final answer
    x = 11,694,748.91

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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.