Home / 7,477,496.86-10,313,821.24-4,578,319.45

Finding the Fourth Proportional to 7,477,496.86, 10,313,821.24 and 4,578,319.45

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Solution

The fourth proportional to 7,477,496.86, 10,313,821.24 and 4,578,319.45 is: 6,314,943.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,477,496.86 : 10,313,821.24 = 4,578,319.45 : x
  2. Step 2: Convert to fraction form
    7,477,496.86/10,313,821.24 = 4,578,319.45/x
  3. Step 3: Cross multiply
    7,477,496.86x = 10,313,821.24 × 4,578,319.45
  4. Step 4: Simplify right side
    7,477,496.86x = 47,219,968,356,099.39
  5. Step 5: Solve for x
    x = 47,219,968,356,099.39/7,477,496.86
  6. Step 6: Final answer
    x = 6,314,943.25

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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.