Home / 57,630,350.91-86,451,580.56-18,771,831.10

Finding the Fourth Proportional to 57,630,350.91, 86,451,580.56 and 18,771,831.10

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Solution

The fourth proportional to 57,630,350.91, 86,451,580.56 and 18,771,831.10 is: 28,159,718.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,630,350.91 : 86,451,580.56 = 18,771,831.10 : x
  2. Step 2: Convert to fraction form
    57,630,350.91/86,451,580.56 = 18,771,831.10/x
  3. Step 3: Cross multiply
    57,630,350.91x = 86,451,580.56 × 18,771,831.10
  4. Step 4: Simplify right side
    57,630,350.91x = 1,622,854,468,778,822.25
  5. Step 5: Solve for x
    x = 1,622,854,468,778,822.25/57,630,350.91
  6. Step 6: Final answer
    x = 28,159,718.67

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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.