Home / 9,048,127.89-12,486,505.14-4,918,156.47

Finding the Fourth Proportional to 9,048,127.89, 12,486,505.14 and 4,918,156.47

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Solution

The fourth proportional to 9,048,127.89, 12,486,505.14 and 4,918,156.47 is: 6,787,104.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,048,127.89 : 12,486,505.14 = 4,918,156.47 : x
  2. Step 2: Convert to fraction form
    9,048,127.89/12,486,505.14 = 4,918,156.47/x
  3. Step 3: Cross multiply
    9,048,127.89x = 12,486,505.14 × 4,918,156.47
  4. Step 4: Simplify right side
    9,048,127.89x = 61,410,586,041,979.26
  5. Step 5: Solve for x
    x = 61,410,586,041,979.26/9,048,127.89
  6. Step 6: Final answer
    x = 6,787,104.12

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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.