Home / 7,857,653.74-10,845,050.25-4,918,838.74

Finding the Fourth Proportional to 7,857,653.74, 10,845,050.25 and 4,918,838.74

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Solution

The fourth proportional to 7,857,653.74, 10,845,050.25 and 4,918,838.74 is: 6,788,928.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,857,653.74 : 10,845,050.25 = 4,918,838.74 : x
  2. Step 2: Convert to fraction form
    7,857,653.74/10,845,050.25 = 4,918,838.74/x
  3. Step 3: Cross multiply
    7,857,653.74x = 10,845,050.25 × 4,918,838.74
  4. Step 4: Simplify right side
    7,857,653.74x = 53,345,053,306,946.69
  5. Step 5: Solve for x
    x = 53,345,053,306,946.69/7,857,653.74
  6. Step 6: Final answer
    x = 6,788,928.99

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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.