Home / 64,639,974.68-89,205,318.23-35,272,918.63

Finding the Fourth Proportional to 64,639,974.68, 89,205,318.23 and 35,272,918.63

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Solution

The fourth proportional to 64,639,974.68, 89,205,318.23 and 35,272,918.63 is: 48,677,802.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,639,974.68 : 89,205,318.23 = 35,272,918.63 : x
  2. Step 2: Convert to fraction form
    64,639,974.68/89,205,318.23 = 35,272,918.63/x
  3. Step 3: Cross multiply
    64,639,974.68x = 89,205,318.23 × 35,272,918.63
  4. Step 4: Simplify right side
    64,639,974.68x = 3,146,531,931,225,187.50
  5. Step 5: Solve for x
    x = 3,146,531,931,225,187.50/64,639,974.68
  6. Step 6: Final answer
    x = 48,677,802.66

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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.