Home / 7,643,559.74-10,547,918.55-4,158,750.20

Finding the Fourth Proportional to 7,643,559.74, 10,547,918.55 and 4,158,750.20

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Solution

The fourth proportional to 7,643,559.74, 10,547,918.55 and 4,158,750.20 is: 5,738,969.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,643,559.74 : 10,547,918.55 = 4,158,750.20 : x
  2. Step 2: Convert to fraction form
    7,643,559.74/10,547,918.55 = 4,158,750.20/x
  3. Step 3: Cross multiply
    7,643,559.74x = 10,547,918.55 × 4,158,750.20
  4. Step 4: Simplify right side
    7,643,559.74x = 43,866,158,326,656.62
  5. Step 5: Solve for x
    x = 43,866,158,326,656.62/7,643,559.74
  6. Step 6: Final answer
    x = 5,738,969.78

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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.