Home / 30,968,822.22-42,724,699.47-17,913,656.94

Finding the Fourth Proportional to 30,968,822.22, 42,724,699.47 and 17,913,656.94

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Solution

The fourth proportional to 30,968,822.22, 42,724,699.47 and 17,913,656.94 is: 24,713,746.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,968,822.22 : 42,724,699.47 = 17,913,656.94 : x
  2. Step 2: Convert to fraction form
    30,968,822.22/42,724,699.47 = 17,913,656.94/x
  3. Step 3: Cross multiply
    30,968,822.22x = 42,724,699.47 × 17,913,656.94
  4. Step 4: Simplify right side
    30,968,822.22x = 765,355,609,170,179.88
  5. Step 5: Solve for x
    x = 765,355,609,170,179.88/30,968,822.22
  6. Step 6: Final answer
    x = 24,713,746.09

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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.