Home / 45,076,875.92-67,617,931.76-12,726,070.44

Finding the Fourth Proportional to 45,076,875.92, 67,617,931.76 and 12,726,070.44

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Solution

The fourth proportional to 45,076,875.92, 67,617,931.76 and 12,726,070.44 is: 19,089,844.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,076,875.92 : 67,617,931.76 = 12,726,070.44 : x
  2. Step 2: Convert to fraction form
    45,076,875.92/67,617,931.76 = 12,726,070.44/x
  3. Step 3: Cross multiply
    45,076,875.92x = 67,617,931.76 × 12,726,070.44
  4. Step 4: Simplify right side
    45,076,875.92x = 860,510,562,584,873.25
  5. Step 5: Solve for x
    x = 860,510,562,584,873.25/45,076,875.92
  6. Step 6: Final answer
    x = 19,089,844.74

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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.