Home / 21,649,798.88-32,485,368.14-10,136,045.78

Finding the Fourth Proportional to 21,649,798.88, 32,485,368.14 and 10,136,045.78

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Solution

The fourth proportional to 21,649,798.88, 32,485,368.14 and 10,136,045.78 is: 15,209,064.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,649,798.88 : 32,485,368.14 = 10,136,045.78 : x
  2. Step 2: Convert to fraction form
    21,649,798.88/32,485,368.14 = 10,136,045.78/x
  3. Step 3: Cross multiply
    21,649,798.88x = 32,485,368.14 × 10,136,045.78
  4. Step 4: Simplify right side
    21,649,798.88x = 329,273,178,434,086.44
  5. Step 5: Solve for x
    x = 329,273,178,434,086.44/21,649,798.88
  6. Step 6: Final answer
    x = 15,209,064.08

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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.