Home / 7,983,802.83-11,017,639-4,312,718.53

Finding the Fourth Proportional to 7,983,802.83, 11,017,639 and 4,312,718.53

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Solution

The fourth proportional to 7,983,802.83, 11,017,639 and 4,312,718.53 is: 5,951,546.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,983,802.83 : 11,017,639 = 4,312,718.53 : x
  2. Step 2: Convert to fraction form
    7,983,802.83/11,017,639 = 4,312,718.53/x
  3. Step 3: Cross multiply
    7,983,802.83x = 11,017,639 × 4,312,718.53
  4. Step 4: Simplify right side
    7,983,802.83x = 47,515,975,872,150.67
  5. Step 5: Solve for x
    x = 47,515,975,872,150.67/7,983,802.83
  6. Step 6: Final answer
    x = 5,951,546.76

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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.