Home / 9,775,471.94-13,490,460.63-5,645,428.37

Finding the Fourth Proportional to 9,775,471.94, 13,490,460.63 and 5,645,428.37

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Solution

The fourth proportional to 9,775,471.94, 13,490,460.63 and 5,645,428.37 is: 7,790,869.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,775,471.94 : 13,490,460.63 = 5,645,428.37 : x
  2. Step 2: Convert to fraction form
    9,775,471.94/13,490,460.63 = 5,645,428.37/x
  3. Step 3: Cross multiply
    9,775,471.94x = 13,490,460.63 × 5,645,428.37
  4. Step 4: Simplify right side
    9,775,471.94x = 76,159,429,164,970.08
  5. Step 5: Solve for x
    x = 76,159,429,164,970.08/9,775,471.94
  6. Step 6: Final answer
    x = 7,790,869.80

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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.