Home / 36,683,320.40-54,989,988.60-13,648,086.80

Finding the Fourth Proportional to 36,683,320.40, 54,989,988.60 and 13,648,086.80

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Solution

The fourth proportional to 36,683,320.40, 54,989,988.60 and 13,648,086.80 is: 20,459,111.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,683,320.40 : 54,989,988.60 = 13,648,086.80 : x
  2. Step 2: Convert to fraction form
    36,683,320.40/54,989,988.60 = 13,648,086.80/x
  3. Step 3: Cross multiply
    36,683,320.40x = 54,989,988.60 × 13,648,086.80
  4. Step 4: Simplify right side
    36,683,320.40x = 750,508,137,543,810.50
  5. Step 5: Solve for x
    x = 750,508,137,543,810.50/36,683,320.40
  6. Step 6: Final answer
    x = 20,459,111.37

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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.