Home / 23,056,719.79-31,818,246.35-12,602,804.77

Finding the Fourth Proportional to 23,056,719.79, 31,818,246.35 and 12,602,804.77

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Solution

The fourth proportional to 23,056,719.79, 31,818,246.35 and 12,602,804.77 is: 17,391,855.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,056,719.79 : 31,818,246.35 = 12,602,804.77 : x
  2. Step 2: Convert to fraction form
    23,056,719.79/31,818,246.35 = 12,602,804.77/x
  3. Step 3: Cross multiply
    23,056,719.79x = 31,818,246.35 × 12,602,804.77
  4. Step 4: Simplify right side
    23,056,719.79x = 400,999,146,872,815.12
  5. Step 5: Solve for x
    x = 400,999,146,872,815.12/23,056,719.79
  6. Step 6: Final answer
    x = 17,391,855.85

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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.