Home / 19,961,899.20-29,942,848.80-15,852,088.80

Finding the Fourth Proportional to 19,961,899.20, 29,942,848.80 and 15,852,088.80

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Solution

The fourth proportional to 19,961,899.20, 29,942,848.80 and 15,852,088.80 is: 23,778,133.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,961,899.20 : 29,942,848.80 = 15,852,088.80 : x
  2. Step 2: Convert to fraction form
    19,961,899.20/29,942,848.80 = 15,852,088.80/x
  3. Step 3: Cross multiply
    19,961,899.20x = 29,942,848.80 × 15,852,088.80
  4. Step 4: Simplify right side
    19,961,899.20x = 474,656,698,102,573.50
  5. Step 5: Solve for x
    x = 474,656,698,102,573.50/19,961,899.20
  6. Step 6: Final answer
    x = 23,778,133.20

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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.