Home / 5,327,036.81-7,346,408.24-3,490,828.19

Finding the Fourth Proportional to 5,327,036.81, 7,346,408.24 and 3,490,828.19

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Solution

The fourth proportional to 5,327,036.81, 7,346,408.24 and 3,490,828.19 is: 4,814,130.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,327,036.81 : 7,346,408.24 = 3,490,828.19 : x
  2. Step 2: Convert to fraction form
    5,327,036.81/7,346,408.24 = 3,490,828.19/x
  3. Step 3: Cross multiply
    5,327,036.81x = 7,346,408.24 × 3,490,828.19
  4. Step 4: Simplify right side
    5,327,036.81x = 25,645,048,979,440.29
  5. Step 5: Solve for x
    x = 25,645,048,979,440.29/5,327,036.81
  6. Step 6: Final answer
    x = 4,814,130.24

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Double scale
Find fourth proportional to 5,327,037.81, 7,346,409.62 and 3,490,829.19
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1.5x scale

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.