Home / 9,020,957.58-12,436,878.51-7,166,526.12

Finding the Fourth Proportional to 9,020,957.58, 12,436,878.51 and 7,166,526.12

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Solution

The fourth proportional to 9,020,957.58, 12,436,878.51 and 7,166,526.12 is: 9,880,238.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,020,957.58 : 12,436,878.51 = 7,166,526.12 : x
  2. Step 2: Convert to fraction form
    9,020,957.58/12,436,878.51 = 7,166,526.12/x
  3. Step 3: Cross multiply
    9,020,957.58x = 12,436,878.51 × 7,166,526.12
  4. Step 4: Simplify right side
    9,020,957.58x = 89,129,214,693,181.69
  5. Step 5: Solve for x
    x = 89,129,214,693,181.69/9,020,957.58
  6. Step 6: Final answer
    x = 9,880,238.76

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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.