Home / 32,820,918.40-49,275,700.80-19,188,035.20

Finding the Fourth Proportional to 32,820,918.40, 49,275,700.80 and 19,188,035.20

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Solution

The fourth proportional to 32,820,918.40, 49,275,700.80 and 19,188,035.20 is: 28,807,965.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,820,918.40 : 49,275,700.80 = 19,188,035.20 : x
  2. Step 2: Convert to fraction form
    32,820,918.40/49,275,700.80 = 19,188,035.20/x
  3. Step 3: Cross multiply
    32,820,918.40x = 49,275,700.80 × 19,188,035.20
  4. Step 4: Simplify right side
    32,820,918.40x = 945,503,881,455,068.12
  5. Step 5: Solve for x
    x = 945,503,881,455,068.12/32,820,918.40
  6. Step 6: Final answer
    x = 28,807,965.39

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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.