Home / 14,366,799.10-19,826,602.69-7,840,847.39

Finding the Fourth Proportional to 14,366,799.10, 19,826,602.69 and 7,840,847.39

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Solution

The fourth proportional to 14,366,799.10, 19,826,602.69 and 7,840,847.39 is: 10,820,598.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,366,799.10 : 19,826,602.69 = 7,840,847.39 : x
  2. Step 2: Convert to fraction form
    14,366,799.10/19,826,602.69 = 7,840,847.39/x
  3. Step 3: Cross multiply
    14,366,799.10x = 19,826,602.69 × 7,840,847.39
  4. Step 4: Simplify right side
    14,366,799.10x = 155,457,365,954,453.47
  5. Step 5: Solve for x
    x = 155,457,365,954,453.47/14,366,799.10
  6. Step 6: Final answer
    x = 10,820,598.58

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1.5x scale

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.