Home / 9,980,862.80-14,933,926.20-7,108,869.20

Finding the Fourth Proportional to 9,980,862.80, 14,933,926.20 and 7,108,869.20

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Solution

The fourth proportional to 9,980,862.80, 14,933,926.20 and 7,108,869.20 is: 10,636,688.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,980,862.80 : 14,933,926.20 = 7,108,869.20 : x
  2. Step 2: Convert to fraction form
    9,980,862.80/14,933,926.20 = 7,108,869.20/x
  3. Step 3: Cross multiply
    9,980,862.80x = 14,933,926.20 × 7,108,869.20
  4. Step 4: Simplify right side
    9,980,862.80x = 106,163,327,998,253.03
  5. Step 5: Solve for x
    x = 106,163,327,998,253.03/9,980,862.80
  6. Step 6: Final answer
    x = 10,636,688.44

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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.