Home / 24,138,729.60-36,208,094.40-21,020,942.40

Finding the Fourth Proportional to 24,138,729.60, 36,208,094.40 and 21,020,942.40

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Solution

The fourth proportional to 24,138,729.60, 36,208,094.40 and 21,020,942.40 is: 31,531,413.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    24,138,729.60 : 36,208,094.40 = 21,020,942.40 : x
  2. Step 2: Convert to fraction form
    24,138,729.60/36,208,094.40 = 21,020,942.40/x
  3. Step 3: Cross multiply
    24,138,729.60x = 36,208,094.40 × 21,020,942.40
  4. Step 4: Simplify right side
    24,138,729.60x = 761,128,266,796,162.50
  5. Step 5: Solve for x
    x = 761,128,266,796,162.50/24,138,729.60
  6. Step 6: Final answer
    x = 31,531,413.60

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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.