Home / 9,780,296.80-14,656,448.40-6,784,981.60

Finding the Fourth Proportional to 9,780,296.80, 14,656,448.40 and 6,784,981.60

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Solution

The fourth proportional to 9,780,296.80, 14,656,448.40 and 6,784,981.60 is: 10,167,762.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,780,296.80 : 14,656,448.40 = 6,784,981.60 : x
  2. Step 2: Convert to fraction form
    9,780,296.80/14,656,448.40 = 6,784,981.60/x
  3. Step 3: Cross multiply
    9,780,296.80x = 14,656,448.40 × 6,784,981.60
  4. Step 4: Simplify right side
    9,780,296.80x = 99,443,732,715,349.44
  5. Step 5: Solve for x
    x = 99,443,732,715,349.44/9,780,296.80
  6. Step 6: Final answer
    x = 10,167,762.26

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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.