Home / 9,571,790.69-13,215,539.31-7,362,730.74

Finding the Fourth Proportional to 9,571,790.69, 13,215,539.31 and 7,362,730.74

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Solution

The fourth proportional to 9,571,790.69, 13,215,539.31 and 7,362,730.74 is: 10,165,543.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,571,790.69 : 13,215,539.31 = 7,362,730.74 : x
  2. Step 2: Convert to fraction form
    9,571,790.69/13,215,539.31 = 7,362,730.74/x
  3. Step 3: Cross multiply
    9,571,790.69x = 13,215,539.31 × 7,362,730.74
  4. Step 4: Simplify right side
    9,571,790.69x = 97,302,457,545,363.42
  5. Step 5: Solve for x
    x = 97,302,457,545,363.42/9,571,790.69
  6. Step 6: Final answer
    x = 10,165,543.81

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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.