Home / 30,646,362.73-45,955,710.41-8,781,740.93

Finding the Fourth Proportional to 30,646,362.73, 45,955,710.41 and 8,781,740.93

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Solution

The fourth proportional to 30,646,362.73, 45,955,710.41 and 8,781,740.93 is: 13,168,647.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,646,362.73 : 45,955,710.41 = 8,781,740.93 : x
  2. Step 2: Convert to fraction form
    30,646,362.73/45,955,710.41 = 8,781,740.93/x
  3. Step 3: Cross multiply
    30,646,362.73x = 45,955,710.41 × 8,781,740.93
  4. Step 4: Simplify right side
    30,646,362.73x = 403,571,143,074,724.06
  5. Step 5: Solve for x
    x = 403,571,143,074,724.06/30,646,362.73
  6. Step 6: Final answer
    x = 13,168,647.34

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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.