Home / 39,169,610.40-58,754,415.60-12,243,223.20

Finding the Fourth Proportional to 39,169,610.40, 58,754,415.60 and 12,243,223.20

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Solution

The fourth proportional to 39,169,610.40, 58,754,415.60 and 12,243,223.20 is: 18,364,834.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,169,610.40 : 58,754,415.60 = 12,243,223.20 : x
  2. Step 2: Convert to fraction form
    39,169,610.40/58,754,415.60 = 12,243,223.20/x
  3. Step 3: Cross multiply
    39,169,610.40x = 58,754,415.60 × 12,243,223.20
  4. Step 4: Simplify right side
    39,169,610.40x = 719,343,424,176,361.88
  5. Step 5: Solve for x
    x = 719,343,424,176,361.88/39,169,610.40
  6. Step 6: Final answer
    x = 18,364,834.80

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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.