Home / 7,984,685.60-11,977,028.40-2,937,964.40

Finding the Fourth Proportional to 7,984,685.60, 11,977,028.40 and 2,937,964.40

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Solution

The fourth proportional to 7,984,685.60, 11,977,028.40 and 2,937,964.40 is: 4,406,946.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,984,685.60 : 11,977,028.40 = 2,937,964.40 : x
  2. Step 2: Convert to fraction form
    7,984,685.60/11,977,028.40 = 2,937,964.40/x
  3. Step 3: Cross multiply
    7,984,685.60x = 11,977,028.40 × 2,937,964.40
  4. Step 4: Simplify right side
    7,984,685.60x = 35,188,083,056,988.96
  5. Step 5: Solve for x
    x = 35,188,083,056,988.96/7,984,685.60
  6. Step 6: Final answer
    x = 4,406,946.60

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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.