Home / 9,220,999.40-13,831,499.10-4,686,036.20

Finding the Fourth Proportional to 9,220,999.40, 13,831,499.10 and 4,686,036.20

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Solution

The fourth proportional to 9,220,999.40, 13,831,499.10 and 4,686,036.20 is: 7,029,054.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,220,999.40 : 13,831,499.10 = 4,686,036.20 : x
  2. Step 2: Convert to fraction form
    9,220,999.40/13,831,499.10 = 4,686,036.20/x
  3. Step 3: Cross multiply
    9,220,999.40x = 13,831,499.10 × 4,686,036.20
  4. Step 4: Simplify right side
    9,220,999.40x = 64,814,905,482,867.42
  5. Step 5: Solve for x
    x = 64,814,905,482,867.42/9,220,999.40
  6. Step 6: Final answer
    x = 7,029,054.30

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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.