Home / 7,862,561.30-10,848,539.43-4,423,547.54

Finding the Fourth Proportional to 7,862,561.30, 10,848,539.43 and 4,423,547.54

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Solution

The fourth proportional to 7,862,561.30, 10,848,539.43 and 4,423,547.54 is: 6,103,485.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,862,561.30 : 10,848,539.43 = 4,423,547.54 : x
  2. Step 2: Convert to fraction form
    7,862,561.30/10,848,539.43 = 4,423,547.54/x
  3. Step 3: Cross multiply
    7,862,561.30x = 10,848,539.43 × 4,423,547.54
  4. Step 4: Simplify right side
    7,862,561.30x = 47,989,029,853,926.80
  5. Step 5: Solve for x
    x = 47,989,029,853,926.80/7,862,561.30
  6. Step 6: Final answer
    x = 6,103,485.63

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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.