Home / 10,571,237.80-15,856,856.70-9,353,516.20

Finding the Fourth Proportional to 10,571,237.80, 15,856,856.70 and 9,353,516.20

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Solution

The fourth proportional to 10,571,237.80, 15,856,856.70 and 9,353,516.20 is: 14,030,274.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,571,237.80 : 15,856,856.70 = 9,353,516.20 : x
  2. Step 2: Convert to fraction form
    10,571,237.80/15,856,856.70 = 9,353,516.20/x
  3. Step 3: Cross multiply
    10,571,237.80x = 15,856,856.70 × 9,353,516.20
  4. Step 4: Simplify right side
    10,571,237.80x = 148,317,366,024,528.53
  5. Step 5: Solve for x
    x = 148,317,366,024,528.53/10,571,237.80
  6. Step 6: Final answer
    x = 14,030,274.30

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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.