Home / 19,171,802.40-28,775,418.30-9,594,054.60

Finding the Fourth Proportional to 19,171,802.40, 28,775,418.30 and 9,594,054.60

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Solution

The fourth proportional to 19,171,802.40, 28,775,418.30 and 9,594,054.60 is: 14,399,946.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,171,802.40 : 28,775,418.30 = 9,594,054.60 : x
  2. Step 2: Convert to fraction form
    19,171,802.40/28,775,418.30 = 9,594,054.60/x
  3. Step 3: Cross multiply
    19,171,802.40x = 28,775,418.30 × 9,594,054.60
  4. Step 4: Simplify right side
    19,171,802.40x = 276,072,934,308,039.19
  5. Step 5: Solve for x
    x = 276,072,934,308,039.19/19,171,802.40
  6. Step 6: Final answer
    x = 14,399,946.78

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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.