Home / 36,518,042-50,394,281.96-20,220,168.08

Finding the Fourth Proportional to 36,518,042, 50,394,281.96 and 20,220,168.08

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Solution

The fourth proportional to 36,518,042, 50,394,281.96 and 20,220,168.08 is: 27,903,490.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,518,042 : 50,394,281.96 = 20,220,168.08 : x
  2. Step 2: Convert to fraction form
    36,518,042/50,394,281.96 = 20,220,168.08/x
  3. Step 3: Cross multiply
    36,518,042x = 50,394,281.96 × 20,220,168.08
  4. Step 4: Simplify right side
    36,518,042x = 1,018,980,851,502,111.75
  5. Step 5: Solve for x
    x = 1,018,980,851,502,111.75/36,518,042
  6. Step 6: Final answer
    x = 27,903,490.87

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1.5x scale

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.