Home / 7,392,753.40-11,089,130.10-5,240,417.35

Finding the Fourth Proportional to 7,392,753.40, 11,089,130.10 and 5,240,417.35

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Solution

The fourth proportional to 7,392,753.40, 11,089,130.10 and 5,240,417.35 is: 7,860,626.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,392,753.40 : 11,089,130.10 = 5,240,417.35 : x
  2. Step 2: Convert to fraction form
    7,392,753.40/11,089,130.10 = 5,240,417.35/x
  3. Step 3: Cross multiply
    7,392,753.40x = 11,089,130.10 × 5,240,417.35
  4. Step 4: Simplify right side
    7,392,753.40x = 58,111,669,772,447.23
  5. Step 5: Solve for x
    x = 58,111,669,772,447.23/7,392,753.40
  6. Step 6: Final answer
    x = 7,860,626.03

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Double scale
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Similar ratio
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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.