Home / 20,210,659.98-30,316,230.51-5,636,692.71

Finding the Fourth Proportional to 20,210,659.98, 30,316,230.51 and 5,636,692.71

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Solution

The fourth proportional to 20,210,659.98, 30,316,230.51 and 5,636,692.71 is: 8,455,106.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,210,659.98 : 30,316,230.51 = 5,636,692.71 : x
  2. Step 2: Convert to fraction form
    20,210,659.98/30,316,230.51 = 5,636,692.71/x
  3. Step 3: Cross multiply
    20,210,659.98x = 30,316,230.51 × 5,636,692.71
  4. Step 4: Simplify right side
    20,210,659.98x = 170,883,275,510,396.59
  5. Step 5: Solve for x
    x = 170,883,275,510,396.59/20,210,659.98
  6. Step 6: Final answer
    x = 8,455,106.15

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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.