Home / 22,169,543.80-30,608,366.10-19,842,406.30

Finding the Fourth Proportional to 22,169,543.80, 30,608,366.10 and 19,842,406.30

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Solution

The fourth proportional to 22,169,543.80, 30,608,366.10 and 19,842,406.30 is: 27,395,405.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,169,543.80 : 30,608,366.10 = 19,842,406.30 : x
  2. Step 2: Convert to fraction form
    22,169,543.80/30,608,366.10 = 19,842,406.30/x
  3. Step 3: Cross multiply
    22,169,543.80x = 30,608,366.10 × 19,842,406.30
  4. Step 4: Simplify right side
    22,169,543.80x = 607,343,636,335,346.50
  5. Step 5: Solve for x
    x = 607,343,636,335,346.50/22,169,543.80
  6. Step 6: Final answer
    x = 27,395,405.24

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.