Home / 14,968,403.76-20,656,379.70-8,092,869.42

Finding the Fourth Proportional to 14,968,403.76, 20,656,379.70 and 8,092,869.42

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Solution

The fourth proportional to 14,968,403.76, 20,656,379.70 and 8,092,869.42 is: 11,168,150.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,968,403.76 : 20,656,379.70 = 8,092,869.42 : x
  2. Step 2: Convert to fraction form
    14,968,403.76/20,656,379.70 = 8,092,869.42/x
  3. Step 3: Cross multiply
    14,968,403.76x = 20,656,379.70 × 8,092,869.42
  4. Step 4: Simplify right side
    14,968,403.76x = 167,169,383,602,038.78
  5. Step 5: Solve for x
    x = 167,169,383,602,038.78/14,968,403.76
  6. Step 6: Final answer
    x = 11,168,150.34

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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.