Home / 9,780,294.80-14,656,445.40-6,784,979.60

Finding the Fourth Proportional to 9,780,294.80, 14,656,445.40 and 6,784,979.60

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Solution

The fourth proportional to 9,780,294.80, 14,656,445.40 and 6,784,979.60 is: 10,167,759.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,780,294.80 : 14,656,445.40 = 6,784,979.60 : x
  2. Step 2: Convert to fraction form
    9,780,294.80/14,656,445.40 = 6,784,979.60/x
  3. Step 3: Cross multiply
    9,780,294.80x = 14,656,445.40 × 6,784,979.60
  4. Step 4: Simplify right side
    9,780,294.80x = 99,443,683,047,513.84
  5. Step 5: Solve for x
    x = 99,443,683,047,513.84/9,780,294.80
  6. Step 6: Final answer
    x = 10,167,759.26

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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.