Home / 47,830,236.26-66,016,492.10-31,300,784.06

Finding the Fourth Proportional to 47,830,236.26, 66,016,492.10 and 31,300,784.06

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Solution

The fourth proportional to 47,830,236.26, 66,016,492.10 and 31,300,784.06 is: 43,202,127.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,830,236.26 : 66,016,492.10 = 31,300,784.06 : x
  2. Step 2: Convert to fraction form
    47,830,236.26/66,016,492.10 = 31,300,784.06/x
  3. Step 3: Cross multiply
    47,830,236.26x = 66,016,492.10 × 31,300,784.06
  4. Step 4: Simplify right side
    47,830,236.26x = 2,066,367,963,134,209.50
  5. Step 5: Solve for x
    x = 2,066,367,963,134,209.50/47,830,236.26
  6. Step 6: Final answer
    x = 43,202,127.46

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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.