Home / 76,712,878.56-105,866,990.64-44,117,856.48

Finding the Fourth Proportional to 76,712,878.56, 105,866,990.64 and 44,117,856.48

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Solution

The fourth proportional to 76,712,878.56, 105,866,990.64 and 44,117,856.48 is: 60,884,492.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,712,878.56 : 105,866,990.64 = 44,117,856.48 : x
  2. Step 2: Convert to fraction form
    76,712,878.56/105,866,990.64 = 44,117,856.48/x
  3. Step 3: Cross multiply
    76,712,878.56x = 105,866,990.64 × 44,117,856.48
  4. Step 4: Simplify right side
    76,712,878.56x = 4,670,624,699,025,023
  5. Step 5: Solve for x
    x = 4,670,624,699,025,023/76,712,878.56
  6. Step 6: Final answer
    x = 60,884,492.76

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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.