Home / 16,703,138-23,049,938.40-9,828,065.36

Finding the Fourth Proportional to 16,703,138, 23,049,938.40 and 9,828,065.36

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Solution

The fourth proportional to 16,703,138, 23,049,938.40 and 9,828,065.36 is: 13,562,499.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,703,138 : 23,049,938.40 = 9,828,065.36 : x
  2. Step 2: Convert to fraction form
    16,703,138/23,049,938.40 = 9,828,065.36/x
  3. Step 3: Cross multiply
    16,703,138x = 23,049,938.40 × 9,828,065.36
  4. Step 4: Simplify right side
    16,703,138x = 226,536,301,139,173.78
  5. Step 5: Solve for x
    x = 226,536,301,139,173.78/16,703,138
  6. Step 6: Final answer
    x = 13,562,499.52

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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.