Home / 7,564,493.80-11,346,740.70-3,079,988.20

Finding the Fourth Proportional to 7,564,493.80, 11,346,740.70 and 3,079,988.20

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Solution

The fourth proportional to 7,564,493.80, 11,346,740.70 and 3,079,988.20 is: 4,619,982.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,564,493.80 : 11,346,740.70 = 3,079,988.20 : x
  2. Step 2: Convert to fraction form
    7,564,493.80/11,346,740.70 = 3,079,988.20/x
  3. Step 3: Cross multiply
    7,564,493.80x = 11,346,740.70 × 3,079,988.20
  4. Step 4: Simplify right side
    7,564,493.80x = 34,947,827,464,459.74
  5. Step 5: Solve for x
    x = 34,947,827,464,459.74/7,564,493.80
  6. Step 6: Final answer
    x = 4,619,982.30

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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.