Home / 53,348,873.76-73,621,523.16-28,902,587.76

Finding the Fourth Proportional to 53,348,873.76, 73,621,523.16 and 28,902,587.76

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Solution

The fourth proportional to 53,348,873.76, 73,621,523.16 and 28,902,587.76 is: 39,885,613.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,348,873.76 : 73,621,523.16 = 28,902,587.76 : x
  2. Step 2: Convert to fraction form
    53,348,873.76/73,621,523.16 = 28,902,587.76/x
  3. Step 3: Cross multiply
    53,348,873.76x = 73,621,523.16 × 28,902,587.76
  4. Step 4: Simplify right side
    53,348,873.76x = 2,127,852,534,156,772.50
  5. Step 5: Solve for x
    x = 2,127,852,534,156,772.50/53,348,873.76
  6. Step 6: Final answer
    x = 39,885,613.03

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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.