Home / 57,289,924.42-85,934,044.63-14,159,131.50

Finding the Fourth Proportional to 57,289,924.42, 85,934,044.63 and 14,159,131.50

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Solution

The fourth proportional to 57,289,924.42, 85,934,044.63 and 14,159,131.50 is: 21,238,489.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,289,924.42 : 85,934,044.63 = 14,159,131.50 : x
  2. Step 2: Convert to fraction form
    57,289,924.42/85,934,044.63 = 14,159,131.50/x
  3. Step 3: Cross multiply
    57,289,924.42x = 85,934,044.63 × 14,159,131.50
  4. Step 4: Simplify right side
    57,289,924.42x = 1,216,751,438,243,038.75
  5. Step 5: Solve for x
    x = 1,216,751,438,243,038.75/57,289,924.42
  6. Step 6: Final answer
    x = 21,238,489.15

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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.