Home / 42,688,442.80-58,910,038.64-23,109,316.68

Finding the Fourth Proportional to 42,688,442.80, 58,910,038.64 and 23,109,316.68

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Solution

The fourth proportional to 42,688,442.80, 58,910,038.64 and 23,109,316.68 is: 31,890,850.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,688,442.80 : 58,910,038.64 = 23,109,316.68 : x
  2. Step 2: Convert to fraction form
    42,688,442.80/58,910,038.64 = 23,109,316.68/x
  3. Step 3: Cross multiply
    42,688,442.80x = 58,910,038.64 × 23,109,316.68
  4. Step 4: Simplify right side
    42,688,442.80x = 1,361,370,738,562,796.50
  5. Step 5: Solve for x
    x = 1,361,370,738,562,796.50/42,688,442.80
  6. Step 6: Final answer
    x = 31,890,850.29

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.