Home / 19,872,086.80-29,808,130.20-17,604,605.20

Finding the Fourth Proportional to 19,872,086.80, 29,808,130.20 and 17,604,605.20

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Solution

The fourth proportional to 19,872,086.80, 29,808,130.20 and 17,604,605.20 is: 26,406,907.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,872,086.80 : 29,808,130.20 = 17,604,605.20 : x
  2. Step 2: Convert to fraction form
    19,872,086.80/29,808,130.20 = 17,604,605.20/x
  3. Step 3: Cross multiply
    19,872,086.80x = 29,808,130.20 × 17,604,605.20
  4. Step 4: Simplify right side
    19,872,086.80x = 524,760,363,921,197
  5. Step 5: Solve for x
    x = 524,760,363,921,197/19,872,086.80
  6. Step 6: Final answer
    x = 26,406,907.80

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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.