Home / 50,836,148.91-70,152,411.02-28,811,683.80

Finding the Fourth Proportional to 50,836,148.91, 70,152,411.02 and 28,811,683.80

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Solution

The fourth proportional to 50,836,148.91, 70,152,411.02 and 28,811,683.80 is: 39,759,287.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,836,148.91 : 70,152,411.02 = 28,811,683.80 : x
  2. Step 2: Convert to fraction form
    50,836,148.91/70,152,411.02 = 28,811,683.80/x
  3. Step 3: Cross multiply
    50,836,148.91x = 70,152,411.02 × 28,811,683.80
  4. Step 4: Simplify right side
    50,836,148.91x = 2,021,209,083,971,817.25
  5. Step 5: Solve for x
    x = 2,021,209,083,971,817.25/50,836,148.91
  6. Step 6: Final answer
    x = 39,759,287.97

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.