Home / 7,018,347.06-10,528,525.80-2,161,065.42

Finding the Fourth Proportional to 7,018,347.06, 10,528,525.80 and 2,161,065.42

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Solution

The fourth proportional to 7,018,347.06, 10,528,525.80 and 2,161,065.42 is: 3,241,907.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,018,347.06 : 10,528,525.80 = 2,161,065.42 : x
  2. Step 2: Convert to fraction form
    7,018,347.06/10,528,525.80 = 2,161,065.42/x
  3. Step 3: Cross multiply
    7,018,347.06x = 10,528,525.80 × 2,161,065.42
  4. Step 4: Simplify right side
    7,018,347.06x = 22,752,833,029,957.84
  5. Step 5: Solve for x
    x = 22,752,833,029,957.84/7,018,347.06
  6. Step 6: Final answer
    x = 3,241,907.65

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.