Home / 9,218,599.16-12,721,669.10-5,088,632.64

Finding the Fourth Proportional to 9,218,599.16, 12,721,669.10 and 5,088,632.64

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Solution

The fourth proportional to 9,218,599.16, 12,721,669.10 and 5,088,632.64 is: 7,022,314.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,218,599.16 : 12,721,669.10 = 5,088,632.64 : x
  2. Step 2: Convert to fraction form
    9,218,599.16/12,721,669.10 = 5,088,632.64/x
  3. Step 3: Cross multiply
    9,218,599.16x = 12,721,669.10 × 5,088,632.64
  4. Step 4: Simplify right side
    9,218,599.16x = 64,735,900,617,539.41
  5. Step 5: Solve for x
    x = 64,735,900,617,539.41/9,218,599.16
  6. Step 6: Final answer
    x = 7,022,314.29

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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.