Home / 21,576,870.60-32,365,305.90-19,412,032.20

Finding the Fourth Proportional to 21,576,870.60, 32,365,305.90 and 19,412,032.20

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Solution

The fourth proportional to 21,576,870.60, 32,365,305.90 and 19,412,032.20 is: 29,118,048.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,576,870.60 : 32,365,305.90 = 19,412,032.20 : x
  2. Step 2: Convert to fraction form
    21,576,870.60/32,365,305.90 = 19,412,032.20/x
  3. Step 3: Cross multiply
    21,576,870.60x = 32,365,305.90 × 19,412,032.20
  4. Step 4: Simplify right side
    21,576,870.60x = 628,276,360,293,649.88
  5. Step 5: Solve for x
    x = 628,276,360,293,649.88/21,576,870.60
  6. Step 6: Final answer
    x = 29,118,048.30

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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.