Home / 71,474,735.90-106,941,554.94-42,344,214.23

Finding the Fourth Proportional to 71,474,735.90, 106,941,554.94 and 42,344,214.23

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Solution

The fourth proportional to 71,474,735.90, 106,941,554.94 and 42,344,214.23 is: 63,356,038.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    71,474,735.90 : 106,941,554.94 = 42,344,214.23 : x
  2. Step 2: Convert to fraction form
    71,474,735.90/106,941,554.94 = 42,344,214.23/x
  3. Step 3: Cross multiply
    71,474,735.90x = 106,941,554.94 × 42,344,214.23
  4. Step 4: Simplify right side
    71,474,735.90x = 4,528,356,112,468,674
  5. Step 5: Solve for x
    x = 4,528,356,112,468,674/71,474,735.90
  6. Step 6: Final answer
    x = 63,356,038.40

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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.