Home / 7,700,653.47-10,626,985.76-4,262,951.91

Finding the Fourth Proportional to 7,700,653.47, 10,626,985.76 and 4,262,951.91

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Solution

The fourth proportional to 7,700,653.47, 10,626,985.76 and 4,262,951.91 is: 5,882,920.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,700,653.47 : 10,626,985.76 = 4,262,951.91 : x
  2. Step 2: Convert to fraction form
    7,700,653.47/10,626,985.76 = 4,262,951.91/x
  3. Step 3: Cross multiply
    7,700,653.47x = 10,626,985.76 × 4,262,951.91
  4. Step 4: Simplify right side
    7,700,653.47x = 45,302,329,200,657.25
  5. Step 5: Solve for x
    x = 45,302,329,200,657.25/7,700,653.47
  6. Step 6: Final answer
    x = 5,882,920.12

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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.