Home / 20,830,060.40-31,245,090.60-7,366,888.40

Finding the Fourth Proportional to 20,830,060.40, 31,245,090.60 and 7,366,888.40

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Solution

The fourth proportional to 20,830,060.40, 31,245,090.60 and 7,366,888.40 is: 11,050,332.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,830,060.40 : 31,245,090.60 = 7,366,888.40 : x
  2. Step 2: Convert to fraction form
    20,830,060.40/31,245,090.60 = 7,366,888.40/x
  3. Step 3: Cross multiply
    20,830,060.40x = 31,245,090.60 × 7,366,888.40
  4. Step 4: Simplify right side
    20,830,060.40x = 230,179,095,498,089.06
  5. Step 5: Solve for x
    x = 230,179,095,498,089.06/20,830,060.40
  6. Step 6: Final answer
    x = 11,050,332.60

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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.