Home / 8,470,178.69-11,688,837.74-4,602,690.63

Finding the Fourth Proportional to 8,470,178.69, 11,688,837.74 and 4,602,690.63

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Solution

The fourth proportional to 8,470,178.69, 11,688,837.74 and 4,602,690.63 is: 6,351,708.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,470,178.69 : 11,688,837.74 = 4,602,690.63 : x
  2. Step 2: Convert to fraction form
    8,470,178.69/11,688,837.74 = 4,602,690.63/x
  3. Step 3: Cross multiply
    8,470,178.69x = 11,688,837.74 × 4,602,690.63
  4. Step 4: Simplify right side
    8,470,178.69x = 53,800,103,918,474.92
  5. Step 5: Solve for x
    x = 53,800,103,918,474.92/8,470,178.69
  6. Step 6: Final answer
    x = 6,351,708.26

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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.