Home / 7,240,258.32-9,990,973.80-4,184,670.48

Finding the Fourth Proportional to 7,240,258.32, 9,990,973.80 and 4,184,670.48

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Solution

The fourth proportional to 7,240,258.32, 9,990,973.80 and 4,184,670.48 is: 5,774,508.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,240,258.32 : 9,990,973.80 = 4,184,670.48 : x
  2. Step 2: Convert to fraction form
    7,240,258.32/9,990,973.80 = 4,184,670.48/x
  3. Step 3: Cross multiply
    7,240,258.32x = 9,990,973.80 × 4,184,670.48
  4. Step 4: Simplify right side
    7,240,258.32x = 41,808,933,127,313.43
  5. Step 5: Solve for x
    x = 41,808,933,127,313.43/7,240,258.32
  6. Step 6: Final answer
    x = 5,774,508.49

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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.