Home / 71,041,518.40-106,562,281.65-17,188,830.40

Finding the Fourth Proportional to 71,041,518.40, 106,562,281.65 and 17,188,830.40

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Solution

The fourth proportional to 71,041,518.40, 106,562,281.65 and 17,188,830.40 is: 25,783,246.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    71,041,518.40 : 106,562,281.65 = 17,188,830.40 : x
  2. Step 2: Convert to fraction form
    71,041,518.40/106,562,281.65 = 17,188,830.40/x
  3. Step 3: Cross multiply
    71,041,518.40x = 106,562,281.65 × 17,188,830.40
  4. Step 4: Simplify right side
    71,041,518.40x = 1,831,680,986,318,882
  5. Step 5: Solve for x
    x = 1,831,680,986,318,882/71,041,518.40
  6. Step 6: Final answer
    x = 25,783,246.58

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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.