Home / 7,301,303.55-10,075,390.74-3,992,944.41

Finding the Fourth Proportional to 7,301,303.55, 10,075,390.74 and 3,992,944.41

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Solution

The fourth proportional to 7,301,303.55, 10,075,390.74 and 3,992,944.41 is: 5,510,040.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,301,303.55 : 10,075,390.74 = 3,992,944.41 : x
  2. Step 2: Convert to fraction form
    7,301,303.55/10,075,390.74 = 3,992,944.41/x
  3. Step 3: Cross multiply
    7,301,303.55x = 10,075,390.74 × 3,992,944.41
  4. Step 4: Simplify right side
    7,301,303.55x = 40,230,475,133,848.77
  5. Step 5: Solve for x
    x = 40,230,475,133,848.77/7,301,303.55
  6. Step 6: Final answer
    x = 5,510,040.07

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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.