Home / 12,804,039.60-19,159,403.40-9,444,807.60

Finding the Fourth Proportional to 12,804,039.60, 19,159,403.40 and 9,444,807.60

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Solution

The fourth proportional to 12,804,039.60, 19,159,403.40 and 9,444,807.60 is: 14,132,795.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,804,039.60 : 19,159,403.40 = 9,444,807.60 : x
  2. Step 2: Convert to fraction form
    12,804,039.60/19,159,403.40 = 9,444,807.60/x
  3. Step 3: Cross multiply
    12,804,039.60x = 19,159,403.40 × 9,444,807.60
  4. Step 4: Simplify right side
    12,804,039.60x = 180,956,878,843,785.81
  5. Step 5: Solve for x
    x = 180,956,878,843,785.81/12,804,039.60
  6. Step 6: Final answer
    x = 14,132,795.94

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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.