Home / 9,725,828.93-13,421,685.57-5,315,643.65

Finding the Fourth Proportional to 9,725,828.93, 13,421,685.57 and 5,315,643.65

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Solution

The fourth proportional to 9,725,828.93, 13,421,685.57 and 5,315,643.65 is: 7,335,611.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,725,828.93 : 13,421,685.57 = 5,315,643.65 : x
  2. Step 2: Convert to fraction form
    9,725,828.93/13,421,685.57 = 5,315,643.65/x
  3. Step 3: Cross multiply
    9,725,828.93x = 13,421,685.57 × 5,315,643.65
  4. Step 4: Simplify right side
    9,725,828.93x = 71,344,897,605,358.70
  5. Step 5: Solve for x
    x = 71,344,897,605,358.70/9,725,828.93
  6. Step 6: Final answer
    x = 7,335,611.00

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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.