Home / 8,564,644-11,819,208.80-4,749,220

Finding the Fourth Proportional to 8,564,644, 11,819,208.80 and 4,749,220

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Solution

The fourth proportional to 8,564,644, 11,819,208.80 and 4,749,220 is: 6,553,923.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,564,644 : 11,819,208.80 = 4,749,220 : x
  2. Step 2: Convert to fraction form
    8,564,644/11,819,208.80 = 4,749,220/x
  3. Step 3: Cross multiply
    8,564,644x = 11,819,208.80 × 4,749,220
  4. Step 4: Simplify right side
    8,564,644x = 56,132,022,817,136
  5. Step 5: Solve for x
    x = 56,132,022,817,136/8,564,644
  6. Step 6: Final answer
    x = 6,553,923.64

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Double scale
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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.