Home / 74,282,870.41-102,513,562.77-41,243,121.16

Finding the Fourth Proportional to 74,282,870.41, 102,513,562.77 and 41,243,121.16

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Solution

The fourth proportional to 74,282,870.41, 102,513,562.77 and 41,243,121.16 is: 56,917,284.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,282,870.41 : 102,513,562.77 = 41,243,121.16 : x
  2. Step 2: Convert to fraction form
    74,282,870.41/102,513,562.77 = 41,243,121.16/x
  3. Step 3: Cross multiply
    74,282,870.41x = 102,513,562.77 × 41,243,121.16
  4. Step 4: Simplify right side
    74,282,870.41x = 4,227,979,289,866,374.50
  5. Step 5: Solve for x
    x = 4,227,979,289,866,374.50/74,282,870.41
  6. Step 6: Final answer
    x = 56,917,284.79

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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.