Home / 7,128,014.90-10,692,022.35-2,579,054.90

Finding the Fourth Proportional to 7,128,014.90, 10,692,022.35 and 2,579,054.90

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Solution

The fourth proportional to 7,128,014.90, 10,692,022.35 and 2,579,054.90 is: 3,868,582.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,128,014.90 : 10,692,022.35 = 2,579,054.90 : x
  2. Step 2: Convert to fraction form
    7,128,014.90/10,692,022.35 = 2,579,054.90/x
  3. Step 3: Cross multiply
    7,128,014.90x = 10,692,022.35 × 2,579,054.90
  4. Step 4: Simplify right side
    7,128,014.90x = 27,575,312,632,677.01
  5. Step 5: Solve for x
    x = 27,575,312,632,677.01/7,128,014.90
  6. Step 6: Final answer
    x = 3,868,582.35

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Similar ratio
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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.