Home / 20,249,472.33-30,395,203.70-13,564,600.65

Finding the Fourth Proportional to 20,249,472.33, 30,395,203.70 and 13,564,600.65

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Solution

The fourth proportional to 20,249,472.33, 30,395,203.70 and 13,564,600.65 is: 20,360,965.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,249,472.33 : 30,395,203.70 = 13,564,600.65 : x
  2. Step 2: Convert to fraction form
    20,249,472.33/30,395,203.70 = 13,564,600.65/x
  3. Step 3: Cross multiply
    20,249,472.33x = 30,395,203.70 × 13,564,600.65
  4. Step 4: Simplify right side
    20,249,472.33x = 412,298,799,798,079.44
  5. Step 5: Solve for x
    x = 412,298,799,798,079.44/20,249,472.33
  6. Step 6: Final answer
    x = 20,360,965.12

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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.