Home / 19,481,017.80-29,221,526.70-16,315,991.40

Finding the Fourth Proportional to 19,481,017.80, 29,221,526.70 and 16,315,991.40

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Solution

The fourth proportional to 19,481,017.80, 29,221,526.70 and 16,315,991.40 is: 24,473,987.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,481,017.80 : 29,221,526.70 = 16,315,991.40 : x
  2. Step 2: Convert to fraction form
    19,481,017.80/29,221,526.70 = 16,315,991.40/x
  3. Step 3: Cross multiply
    19,481,017.80x = 29,221,526.70 × 16,315,991.40
  4. Step 4: Simplify right side
    19,481,017.80x = 476,778,178,332,070.38
  5. Step 5: Solve for x
    x = 476,778,178,332,070.38/19,481,017.80
  6. Step 6: Final answer
    x = 24,473,987.10

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1.5x scale

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.