Home / 29,562,803.70-40,500,364.02-28,457,519.42

Finding the Fourth Proportional to 29,562,803.70, 40,500,364.02 and 28,457,519.42

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Solution

The fourth proportional to 29,562,803.70, 40,500,364.02 and 28,457,519.42 is: 38,986,149.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,562,803.70 : 40,500,364.02 = 28,457,519.42 : x
  2. Step 2: Convert to fraction form
    29,562,803.70/40,500,364.02 = 28,457,519.42/x
  3. Step 3: Cross multiply
    29,562,803.70x = 40,500,364.02 × 28,457,519.42
  4. Step 4: Simplify right side
    29,562,803.70x = 1,152,539,895,616,219.50
  5. Step 5: Solve for x
    x = 1,152,539,895,616,219.50/29,562,803.70
  6. Step 6: Final answer
    x = 38,986,149.87

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Why These Related Problems?

These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.