Home / 6,888,886.12-9,506,487.87-3,749,016.31

Finding the Fourth Proportional to 6,888,886.12, 9,506,487.87 and 3,749,016.31

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Solution

The fourth proportional to 6,888,886.12, 9,506,487.87 and 3,749,016.31 is: 5,173,547.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,888,886.12 : 9,506,487.87 = 3,749,016.31 : x
  2. Step 2: Convert to fraction form
    6,888,886.12/9,506,487.87 = 3,749,016.31/x
  3. Step 3: Cross multiply
    6,888,886.12x = 9,506,487.87 × 3,749,016.31
  4. Step 4: Simplify right side
    6,888,886.12x = 35,639,978,075,447.16
  5. Step 5: Solve for x
    x = 35,639,978,075,447.16/6,888,886.12
  6. Step 6: Final answer
    x = 5,173,547.29

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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.