Home / 7,778,215.84-10,733,918.16-4,340,420.32

Finding the Fourth Proportional to 7,778,215.84, 10,733,918.16 and 4,340,420.32

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Solution

The fourth proportional to 7,778,215.84, 10,733,918.16 and 4,340,420.32 is: 5,989,769.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,778,215.84 : 10,733,918.16 = 4,340,420.32 : x
  2. Step 2: Convert to fraction form
    7,778,215.84/10,733,918.16 = 4,340,420.32/x
  3. Step 3: Cross multiply
    7,778,215.84x = 10,733,918.16 × 4,340,420.32
  4. Step 4: Simplify right side
    7,778,215.84x = 46,589,716,494,881.02
  5. Step 5: Solve for x
    x = 46,589,716,494,881.02/7,778,215.84
  6. Step 6: Final answer
    x = 5,989,769.05

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1.5x scale

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.