Home / 68,920,981.52-95,110,974.28-37,559,039.12

Finding the Fourth Proportional to 68,920,981.52, 95,110,974.28 and 37,559,039.12

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Solution

The fourth proportional to 68,920,981.52, 95,110,974.28 and 37,559,039.12 is: 51,831,484.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,920,981.52 : 95,110,974.28 = 37,559,039.12 : x
  2. Step 2: Convert to fraction form
    68,920,981.52/95,110,974.28 = 37,559,039.12/x
  3. Step 3: Cross multiply
    68,920,981.52x = 95,110,974.28 × 37,559,039.12
  4. Step 4: Simplify right side
    68,920,981.52x = 3,572,276,803,723,833.50
  5. Step 5: Solve for x
    x = 3,572,276,803,723,833.50/68,920,981.52
  6. Step 6: Final answer
    x = 51,831,484.77

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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.