Home / 31,267,806.40-46,899,448.80-9,701,857.60

Finding the Fourth Proportional to 31,267,806.40, 46,899,448.80 and 9,701,857.60

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Solution

The fourth proportional to 31,267,806.40, 46,899,448.80 and 9,701,857.60 is: 14,552,084.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,267,806.40 : 46,899,448.80 = 9,701,857.60 : x
  2. Step 2: Convert to fraction form
    31,267,806.40/46,899,448.80 = 9,701,857.60/x
  3. Step 3: Cross multiply
    31,267,806.40x = 46,899,448.80 × 9,701,857.60
  4. Step 4: Simplify right side
    31,267,806.40x = 455,011,773,776,090.81
  5. Step 5: Solve for x
    x = 455,011,773,776,090.81/31,267,806.40
  6. Step 6: Final answer
    x = 14,552,084.91

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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.