Home / 57,289,923.42-85,934,043.14-14,159,130.50

Finding the Fourth Proportional to 57,289,923.42, 85,934,043.14 and 14,159,130.50

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Solution

The fourth proportional to 57,289,923.42, 85,934,043.14 and 14,159,130.50 is: 21,238,487.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,289,923.42 : 85,934,043.14 = 14,159,130.50 : x
  2. Step 2: Convert to fraction form
    57,289,923.42/85,934,043.14 = 14,159,130.50/x
  3. Step 3: Cross multiply
    57,289,923.42x = 85,934,043.14 × 14,159,130.50
  4. Step 4: Simplify right side
    57,289,923.42x = 1,216,751,330,711,424
  5. Step 5: Solve for x
    x = 1,216,751,330,711,424/57,289,923.42
  6. Step 6: Final answer
    x = 21,238,487.64

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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.