Home / 19,686,140.30-29,529,210.45-11,041,366.70

Finding the Fourth Proportional to 19,686,140.30, 29,529,210.45 and 11,041,366.70

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Solution

The fourth proportional to 19,686,140.30, 29,529,210.45 and 11,041,366.70 is: 16,562,050.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,686,140.30 : 29,529,210.45 = 11,041,366.70 : x
  2. Step 2: Convert to fraction form
    19,686,140.30/29,529,210.45 = 11,041,366.70/x
  3. Step 3: Cross multiply
    19,686,140.30x = 29,529,210.45 × 11,041,366.70
  4. Step 4: Simplify right side
    19,686,140.30x = 326,042,840,939,922
  5. Step 5: Solve for x
    x = 326,042,840,939,922/19,686,140.30
  6. Step 6: Final answer
    x = 16,562,050.05

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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.