Home / 8,303,048.40-12,454,572.60-5,097,781.20

Finding the Fourth Proportional to 8,303,048.40, 12,454,572.60 and 5,097,781.20

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Solution

The fourth proportional to 8,303,048.40, 12,454,572.60 and 5,097,781.20 is: 7,646,671.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,303,048.40 : 12,454,572.60 = 5,097,781.20 : x
  2. Step 2: Convert to fraction form
    8,303,048.40/12,454,572.60 = 5,097,781.20/x
  3. Step 3: Cross multiply
    8,303,048.40x = 12,454,572.60 × 5,097,781.20
  4. Step 4: Simplify right side
    8,303,048.40x = 63,490,686,054,315.12
  5. Step 5: Solve for x
    x = 63,490,686,054,315.12/8,303,048.40
  6. Step 6: Final answer
    x = 7,646,671.80

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Similar ratio
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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.