Home / 15,605,486.44-21,535,602.78-8,730,083.32

Finding the Fourth Proportional to 15,605,486.44, 21,535,602.78 and 8,730,083.32

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Solution

The fourth proportional to 15,605,486.44, 21,535,602.78 and 8,730,083.32 is: 12,047,532.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,605,486.44 : 21,535,602.78 = 8,730,083.32 : x
  2. Step 2: Convert to fraction form
    15,605,486.44/21,535,602.78 = 8,730,083.32/x
  3. Step 3: Cross multiply
    15,605,486.44x = 21,535,602.78 × 8,730,083.32
  4. Step 4: Simplify right side
    15,605,486.44x = 188,007,606,615,823.66
  5. Step 5: Solve for x
    x = 188,007,606,615,823.66/15,605,486.44
  6. Step 6: Final answer
    x = 12,047,532.60

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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.