Home / 9,020,859.52-12,436,743.54-7,166,427.96

Finding the Fourth Proportional to 9,020,859.52, 12,436,743.54 and 7,166,427.96

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Solution

The fourth proportional to 9,020,859.52, 12,436,743.54 and 7,166,427.96 is: 9,880,103.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,020,859.52 : 12,436,743.54 = 7,166,427.96 : x
  2. Step 2: Convert to fraction form
    9,020,859.52/12,436,743.54 = 7,166,427.96/x
  3. Step 3: Cross multiply
    9,020,859.52x = 12,436,743.54 × 7,166,427.96
  4. Step 4: Simplify right side
    9,020,859.52x = 89,127,026,636,405.38
  5. Step 5: Solve for x
    x = 89,127,026,636,405.38/9,020,859.52
  6. Step 6: Final answer
    x = 9,880,103.60

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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.