Home / 19,468,561.28-29,203,520.88-6,688,973.12

Finding the Fourth Proportional to 19,468,561.28, 29,203,520.88 and 6,688,973.12

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Solution

The fourth proportional to 19,468,561.28, 29,203,520.88 and 6,688,973.12 is: 10,033,692.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,468,561.28 : 29,203,520.88 = 6,688,973.12 : x
  2. Step 2: Convert to fraction form
    19,468,561.28/29,203,520.88 = 6,688,973.12/x
  3. Step 3: Cross multiply
    19,468,561.28x = 29,203,520.88 × 6,688,973.12
  4. Step 4: Simplify right side
    19,468,561.28x = 195,341,566,175,678.75
  5. Step 5: Solve for x
    x = 195,341,566,175,678.75/19,468,561.28
  6. Step 6: Final answer
    x = 10,033,692.96

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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.