Home / 7,551,015.84-10,420,420.64-4,113,281.88

Finding the Fourth Proportional to 7,551,015.84, 10,420,420.64 and 4,113,281.88

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Solution

The fourth proportional to 7,551,015.84, 10,420,420.64 and 4,113,281.88 is: 5,676,339.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,551,015.84 : 10,420,420.64 = 4,113,281.88 : x
  2. Step 2: Convert to fraction form
    7,551,015.84/10,420,420.64 = 4,113,281.88/x
  3. Step 3: Cross multiply
    7,551,015.84x = 10,420,420.64 × 4,113,281.88
  4. Step 4: Simplify right side
    7,551,015.84x = 42,862,127,379,923.59
  5. Step 5: Solve for x
    x = 42,862,127,379,923.59/7,551,015.84
  6. Step 6: Final answer
    x = 5,676,339.22

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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.