Home / 55,775,602.02-76,972,199.76-30,996,833.16

Finding the Fourth Proportional to 55,775,602.02, 76,972,199.76 and 30,996,833.16

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Solution

The fourth proportional to 55,775,602.02, 76,972,199.76 and 30,996,833.16 is: 42,776,668.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,775,602.02 : 76,972,199.76 = 30,996,833.16 : x
  2. Step 2: Convert to fraction form
    55,775,602.02/76,972,199.76 = 30,996,833.16/x
  3. Step 3: Cross multiply
    55,775,602.02x = 76,972,199.76 × 30,996,833.16
  4. Step 4: Simplify right side
    55,775,602.02x = 2,385,894,433,918,912
  5. Step 5: Solve for x
    x = 2,385,894,433,918,912/55,775,602.02
  6. Step 6: Final answer
    x = 42,776,668.43

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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.