Home / 29,772,142.80-44,658,214.20-28,512,430.80

Finding the Fourth Proportional to 29,772,142.80, 44,658,214.20 and 28,512,430.80

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Solution

The fourth proportional to 29,772,142.80, 44,658,214.20 and 28,512,430.80 is: 42,768,646.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,772,142.80 : 44,658,214.20 = 28,512,430.80 : x
  2. Step 2: Convert to fraction form
    29,772,142.80/44,658,214.20 = 28,512,430.80/x
  3. Step 3: Cross multiply
    29,772,142.80x = 44,658,214.20 × 28,512,430.80
  4. Step 4: Simplify right side
    29,772,142.80x = 1,273,314,242,029,077.50
  5. Step 5: Solve for x
    x = 1,273,314,242,029,077.50/29,772,142.80
  6. Step 6: Final answer
    x = 42,768,646.20

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Similar ratio
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1.5x scale

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.