Home / 8,499,678.96-11,729,972.84-4,779,680.80

Finding the Fourth Proportional to 8,499,678.96, 11,729,972.84 and 4,779,680.80

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Solution

The fourth proportional to 8,499,678.96, 11,729,972.84 and 4,779,680.80 is: 6,596,193.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,499,678.96 : 11,729,972.84 = 4,779,680.80 : x
  2. Step 2: Convert to fraction form
    8,499,678.96/11,729,972.84 = 4,779,680.80/x
  3. Step 3: Cross multiply
    8,499,678.96x = 11,729,972.84 × 4,779,680.80
  4. Step 4: Simplify right side
    8,499,678.96x = 56,065,525,967,869.47
  5. Step 5: Solve for x
    x = 56,065,525,967,869.47/8,499,678.96
  6. Step 6: Final answer
    x = 6,596,193.37

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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.