Home / 89,574,325.54-134,382,810.76-28,990,051.54

Finding the Fourth Proportional to 89,574,325.54, 134,382,810.76 and 28,990,051.54

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Solution

The fourth proportional to 89,574,325.54, 134,382,810.76 and 28,990,051.54 is: 43,491,978.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,574,325.54 : 134,382,810.76 = 28,990,051.54 : x
  2. Step 2: Convert to fraction form
    89,574,325.54/134,382,810.76 = 28,990,051.54/x
  3. Step 3: Cross multiply
    89,574,325.54x = 134,382,810.76 × 28,990,051.54
  4. Step 4: Simplify right side
    89,574,325.54x = 3,895,764,610,022,466
  5. Step 5: Solve for x
    x = 3,895,764,610,022,466/89,574,325.54
  6. Step 6: Final answer
    x = 43,491,978.16

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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.