Home / 55,630,602.50-83,457,844.50-18,746,136.32

Finding the Fourth Proportional to 55,630,602.50, 83,457,844.50 and 18,746,136.32

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Solution

The fourth proportional to 55,630,602.50, 83,457,844.50 and 18,746,136.32 is: 28,123,228.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,630,602.50 : 83,457,844.50 = 18,746,136.32 : x
  2. Step 2: Convert to fraction form
    55,630,602.50/83,457,844.50 = 18,746,136.32/x
  3. Step 3: Cross multiply
    55,630,602.50x = 83,457,844.50 × 18,746,136.32
  4. Step 4: Simplify right side
    55,630,602.50x = 1,564,512,129,970,362.25
  5. Step 5: Solve for x
    x = 1,564,512,129,970,362.25/55,630,602.50
  6. Step 6: Final answer
    x = 28,123,228.22

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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.