Home / 14,607,703.40-20,159,224.13-8,081,220.41

Finding the Fourth Proportional to 14,607,703.40, 20,159,224.13 and 8,081,220.41

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Solution

The fourth proportional to 14,607,703.40, 20,159,224.13 and 8,081,220.41 is: 11,152,412.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,607,703.40 : 20,159,224.13 = 8,081,220.41 : x
  2. Step 2: Convert to fraction form
    14,607,703.40/20,159,224.13 = 8,081,220.41/x
  3. Step 3: Cross multiply
    14,607,703.40x = 20,159,224.13 × 8,081,220.41
  4. Step 4: Simplify right side
    14,607,703.40x = 162,911,133,489,120.50
  5. Step 5: Solve for x
    x = 162,911,133,489,120.50/14,607,703.40
  6. Step 6: Final answer
    x = 11,152,412.47

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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.