Home / 71,221,315.36-106,831,806.93-46,783,499.20

Finding the Fourth Proportional to 71,221,315.36, 106,831,806.93 and 46,783,499.20

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Solution

The fourth proportional to 71,221,315.36, 106,831,806.93 and 46,783,499.20 is: 70,175,139.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    71,221,315.36 : 106,831,806.93 = 46,783,499.20 : x
  2. Step 2: Convert to fraction form
    71,221,315.36/106,831,806.93 = 46,783,499.20/x
  3. Step 3: Cross multiply
    71,221,315.36x = 106,831,806.93 × 46,783,499.20
  4. Step 4: Simplify right side
    71,221,315.36x = 4,997,965,754,044,210
  5. Step 5: Solve for x
    x = 4,997,965,754,044,210/71,221,315.36
  6. Step 6: Final answer
    x = 70,175,139.69

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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.