Home / 55,254,508.16-82,939,248-40,697,863.52

Finding the Fourth Proportional to 55,254,508.16, 82,939,248 and 40,697,863.52

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Solution

The fourth proportional to 55,254,508.16, 82,939,248 and 40,697,863.52 is: 61,089,136.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,254,508.16 : 82,939,248 = 40,697,863.52 : x
  2. Step 2: Convert to fraction form
    55,254,508.16/82,939,248 = 40,697,863.52/x
  3. Step 3: Cross multiply
    55,254,508.16x = 82,939,248 × 40,697,863.52
  4. Step 4: Simplify right side
    55,254,508.16x = 3,375,450,195,140,737
  5. Step 5: Solve for x
    x = 3,375,450,195,140,737/55,254,508.16
  6. Step 6: Final answer
    x = 61,089,136.58

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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.