Home / 8,664,479.40-13,006,050.30-4,885,343.40

Finding the Fourth Proportional to 8,664,479.40, 13,006,050.30 and 4,885,343.40

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Solution

The fourth proportional to 8,664,479.40, 13,006,050.30 and 4,885,343.40 is: 7,333,276.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,664,479.40 : 13,006,050.30 = 4,885,343.40 : x
  2. Step 2: Convert to fraction form
    8,664,479.40/13,006,050.30 = 4,885,343.40/x
  3. Step 3: Cross multiply
    8,664,479.40x = 13,006,050.30 × 4,885,343.40
  4. Step 4: Simplify right side
    8,664,479.40x = 63,539,021,993,173.03
  5. Step 5: Solve for x
    x = 63,539,021,993,173.03/8,664,479.40
  6. Step 6: Final answer
    x = 7,333,276.36

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.