Home / 6,378,386.76-9,565,947.18-1,889,613

Finding the Fourth Proportional to 6,378,386.76, 9,565,947.18 and 1,889,613

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Solution

The fourth proportional to 6,378,386.76, 9,565,947.18 and 1,889,613 is: 2,833,935.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,378,386.76 : 9,565,947.18 = 1,889,613 : x
  2. Step 2: Convert to fraction form
    6,378,386.76/9,565,947.18 = 1,889,613/x
  3. Step 3: Cross multiply
    6,378,386.76x = 9,565,947.18 × 1,889,613
  4. Step 4: Simplify right side
    6,378,386.76x = 18,075,938,148,641.34
  5. Step 5: Solve for x
    x = 18,075,938,148,641.34/6,378,386.76
  6. Step 6: Final answer
    x = 2,833,935.73

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.