Home / 9,289,053.02-12,818,922.84-5,159,083.40

Finding the Fourth Proportional to 9,289,053.02, 12,818,922.84 and 5,159,083.40

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Solution

The fourth proportional to 9,289,053.02, 12,818,922.84 and 5,159,083.40 is: 7,119,551.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,289,053.02 : 12,818,922.84 = 5,159,083.40 : x
  2. Step 2: Convert to fraction form
    9,289,053.02/12,818,922.84 = 5,159,083.40/x
  3. Step 3: Cross multiply
    9,289,053.02x = 12,818,922.84 × 5,159,083.40
  4. Step 4: Simplify right side
    9,289,053.02x = 66,133,892,029,724.86
  5. Step 5: Solve for x
    x = 66,133,892,029,724.86/9,289,053.02
  6. Step 6: Final answer
    x = 7,119,551.57

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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.