Home / 7,898,133.20-11,847,199.80-7,366,692.20

Finding the Fourth Proportional to 7,898,133.20, 11,847,199.80 and 7,366,692.20

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Solution

The fourth proportional to 7,898,133.20, 11,847,199.80 and 7,366,692.20 is: 11,050,038.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,898,133.20 : 11,847,199.80 = 7,366,692.20 : x
  2. Step 2: Convert to fraction form
    7,898,133.20/11,847,199.80 = 7,366,692.20/x
  3. Step 3: Cross multiply
    7,898,133.20x = 11,847,199.80 × 7,366,692.20
  4. Step 4: Simplify right side
    7,898,133.20x = 87,274,674,358,501.56
  5. Step 5: Solve for x
    x = 87,274,674,358,501.56/7,898,133.20
  6. Step 6: Final answer
    x = 11,050,038.30

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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.