Home / 7,244,259.40-10,878,830.70-5,129,187.40

Finding the Fourth Proportional to 7,244,259.40, 10,878,830.70 and 5,129,187.40

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Solution

The fourth proportional to 7,244,259.40, 10,878,830.70 and 5,129,187.40 is: 7,702,590.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,244,259.40 : 10,878,830.70 = 5,129,187.40 : x
  2. Step 2: Convert to fraction form
    7,244,259.40/10,878,830.70 = 5,129,187.40/x
  3. Step 3: Cross multiply
    7,244,259.40x = 10,878,830.70 × 5,129,187.40
  4. Step 4: Simplify right side
    7,244,259.40x = 55,799,561,353,173.18
  5. Step 5: Solve for x
    x = 55,799,561,353,173.18/7,244,259.40
  6. Step 6: Final answer
    x = 7,702,590.19

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1.5x scale

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.