Home / 19,384,025.60-29,076,038.40-19,251,315.20

Finding the Fourth Proportional to 19,384,025.60, 29,076,038.40 and 19,251,315.20

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Solution

The fourth proportional to 19,384,025.60, 29,076,038.40 and 19,251,315.20 is: 28,876,972.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,384,025.60 : 29,076,038.40 = 19,251,315.20 : x
  2. Step 2: Convert to fraction form
    19,384,025.60/29,076,038.40 = 19,251,315.20/x
  3. Step 3: Cross multiply
    19,384,025.60x = 29,076,038.40 × 19,251,315.20
  4. Step 4: Simplify right side
    19,384,025.60x = 559,751,980,005,703.62
  5. Step 5: Solve for x
    x = 559,751,980,005,703.62/19,384,025.60
  6. Step 6: Final answer
    x = 28,876,972.80

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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.