Home / 6,240,009.40-9,360,014.10-5,232,239.80

Finding the Fourth Proportional to 6,240,009.40, 9,360,014.10 and 5,232,239.80

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Solution

The fourth proportional to 6,240,009.40, 9,360,014.10 and 5,232,239.80 is: 7,848,359.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,240,009.40 : 9,360,014.10 = 5,232,239.80 : x
  2. Step 2: Convert to fraction form
    6,240,009.40/9,360,014.10 = 5,232,239.80/x
  3. Step 3: Cross multiply
    6,240,009.40x = 9,360,014.10 × 5,232,239.80
  4. Step 4: Simplify right side
    6,240,009.40x = 48,973,838,302,581.18
  5. Step 5: Solve for x
    x = 48,973,838,302,581.18/6,240,009.40
  6. Step 6: Final answer
    x = 7,848,359.70

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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.