Home / 25,113,733.20-37,675,848.60-8,076,128.40

Finding the Fourth Proportional to 25,113,733.20, 37,675,848.60 and 8,076,128.40

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Solution

The fourth proportional to 25,113,733.20, 37,675,848.60 and 8,076,128.40 is: 12,115,880.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,113,733.20 : 37,675,848.60 = 8,076,128.40 : x
  2. Step 2: Convert to fraction form
    25,113,733.20/37,675,848.60 = 8,076,128.40/x
  3. Step 3: Cross multiply
    25,113,733.20x = 37,675,848.60 × 8,076,128.40
  4. Step 4: Simplify right side
    25,113,733.20x = 304,274,990,872,560.25
  5. Step 5: Solve for x
    x = 304,274,990,872,560.25/25,113,733.20
  6. Step 6: Final answer
    x = 12,115,880.52

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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.