Home / 12,830,841.60-19,264,924.80-9,658,233.60

Finding the Fourth Proportional to 12,830,841.60, 19,264,924.80 and 9,658,233.60

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Solution

The fourth proportional to 12,830,841.60, 19,264,924.80 and 9,658,233.60 is: 14,501,398.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,830,841.60 : 19,264,924.80 = 9,658,233.60 : x
  2. Step 2: Convert to fraction form
    12,830,841.60/19,264,924.80 = 9,658,233.60/x
  3. Step 3: Cross multiply
    12,830,841.60x = 19,264,924.80 × 9,658,233.60
  4. Step 4: Simplify right side
    12,830,841.60x = 186,065,144,004,833.28
  5. Step 5: Solve for x
    x = 186,065,144,004,833.28/12,830,841.60
  6. Step 6: Final answer
    x = 14,501,398.26

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1.5x scale

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.