Home / 10,470,770.72-15,706,039.41-4,085,508.32

Finding the Fourth Proportional to 10,470,770.72, 15,706,039.41 and 4,085,508.32

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Solution

The fourth proportional to 10,470,770.72, 15,706,039.41 and 4,085,508.32 is: 6,128,216.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,470,770.72 : 15,706,039.41 = 4,085,508.32 : x
  2. Step 2: Convert to fraction form
    10,470,770.72/15,706,039.41 = 4,085,508.32/x
  3. Step 3: Cross multiply
    10,470,770.72x = 15,706,039.41 × 4,085,508.32
  4. Step 4: Simplify right side
    10,470,770.72x = 64,167,154,683,802.89
  5. Step 5: Solve for x
    x = 64,167,154,683,802.89/10,470,770.72
  6. Step 6: Final answer
    x = 6,128,216.96

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.