Home / 10,065,188.40-15,085,191.96-7,926,827.28

Finding the Fourth Proportional to 10,065,188.40, 15,085,191.96 and 7,926,827.28

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Solution

The fourth proportional to 10,065,188.40, 15,085,191.96 and 7,926,827.28 is: 11,880,325.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,065,188.40 : 15,085,191.96 = 7,926,827.28 : x
  2. Step 2: Convert to fraction form
    10,065,188.40/15,085,191.96 = 7,926,827.28/x
  3. Step 3: Cross multiply
    10,065,188.40x = 15,085,191.96 × 7,926,827.28
  4. Step 4: Simplify right side
    10,065,188.40x = 119,577,711,152,564.69
  5. Step 5: Solve for x
    x = 119,577,711,152,564.69/10,065,188.40
  6. Step 6: Final answer
    x = 11,880,325.18

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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.