Home / 32,688,457.76-49,015,663.68-12,201,331.88

Finding the Fourth Proportional to 32,688,457.76, 49,015,663.68 and 12,201,331.88

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Solution

The fourth proportional to 32,688,457.76, 49,015,663.68 and 12,201,331.88 is: 18,295,643.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,688,457.76 : 49,015,663.68 = 12,201,331.88 : x
  2. Step 2: Convert to fraction form
    32,688,457.76/49,015,663.68 = 12,201,331.88/x
  3. Step 3: Cross multiply
    32,688,457.76x = 49,015,663.68 × 12,201,331.88
  4. Step 4: Simplify right side
    32,688,457.76x = 598,056,379,878,142.12
  5. Step 5: Solve for x
    x = 598,056,379,878,142.12/32,688,457.76
  6. Step 6: Final answer
    x = 18,295,643.81

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1.5x scale

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.