Home / 14,789,335.65-20,407,254.39-8,262,153.96

Finding the Fourth Proportional to 14,789,335.65, 20,407,254.39 and 8,262,153.96

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Solution

The fourth proportional to 14,789,335.65, 20,407,254.39 and 8,262,153.96 is: 11,400,639.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,789,335.65 : 20,407,254.39 = 8,262,153.96 : x
  2. Step 2: Convert to fraction form
    14,789,335.65/20,407,254.39 = 8,262,153.96/x
  3. Step 3: Cross multiply
    14,789,335.65x = 20,407,254.39 × 8,262,153.96
  4. Step 4: Simplify right side
    14,789,335.65x = 168,607,877,671,065.88
  5. Step 5: Solve for x
    x = 168,607,877,671,065.88/14,789,335.65
  6. Step 6: Final answer
    x = 11,400,639.06

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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.