Home / 17,656,610.40-26,470,918.80-9,678,434.40

Finding the Fourth Proportional to 17,656,610.40, 26,470,918.80 and 9,678,434.40

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Solution

The fourth proportional to 17,656,610.40, 26,470,918.80 and 9,678,434.40 is: 14,509,979.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,656,610.40 : 26,470,918.80 = 9,678,434.40 : x
  2. Step 2: Convert to fraction form
    17,656,610.40/26,470,918.80 = 9,678,434.40/x
  3. Step 3: Cross multiply
    17,656,610.40x = 26,470,918.80 × 9,678,434.40
  4. Step 4: Simplify right side
    17,656,610.40x = 256,197,051,113,526.75
  5. Step 5: Solve for x
    x = 256,197,051,113,526.75/17,656,610.40
  6. Step 6: Final answer
    x = 14,509,979.28

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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.