Home / 13,803,847.72-19,050,162.12-7,608,880.46

Finding the Fourth Proportional to 13,803,847.72, 19,050,162.12 and 7,608,880.46

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Solution

The fourth proportional to 13,803,847.72, 19,050,162.12 and 7,608,880.46 is: 10,500,724.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,803,847.72 : 19,050,162.12 = 7,608,880.46 : x
  2. Step 2: Convert to fraction form
    13,803,847.72/19,050,162.12 = 7,608,880.46/x
  3. Step 3: Cross multiply
    13,803,847.72x = 19,050,162.12 × 7,608,880.46
  4. Step 4: Simplify right side
    13,803,847.72x = 144,950,406,314,700.19
  5. Step 5: Solve for x
    x = 144,950,406,314,700.19/13,803,847.72
  6. Step 6: Final answer
    x = 10,500,724.82

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.