Home / 64,861,539.78-89,508,921.31-35,492,875.89

Finding the Fourth Proportional to 64,861,539.78, 89,508,921.31 and 35,492,875.89

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Solution

The fourth proportional to 64,861,539.78, 89,508,921.31 and 35,492,875.89 is: 48,980,166.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,861,539.78 : 89,508,921.31 = 35,492,875.89 : x
  2. Step 2: Convert to fraction form
    64,861,539.78/89,508,921.31 = 35,492,875.89/x
  3. Step 3: Cross multiply
    64,861,539.78x = 89,508,921.31 × 35,492,875.89
  4. Step 4: Simplify right side
    64,861,539.78x = 3,176,929,034,812,313.50
  5. Step 5: Solve for x
    x = 3,176,929,034,812,313.50/64,861,539.78
  6. Step 6: Final answer
    x = 48,980,166.76

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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.