Home / 35,885,326.40-53,828,752.32-12,857,760.80

Finding the Fourth Proportional to 35,885,326.40, 53,828,752.32 and 12,857,760.80

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Solution

The fourth proportional to 35,885,326.40, 53,828,752.32 and 12,857,760.80 is: 19,286,914.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,885,326.40 : 53,828,752.32 = 12,857,760.80 : x
  2. Step 2: Convert to fraction form
    35,885,326.40/53,828,752.32 = 12,857,760.80/x
  3. Step 3: Cross multiply
    35,885,326.40x = 53,828,752.32 × 12,857,760.80
  4. Step 4: Simplify right side
    35,885,326.40x = 692,117,221,493,005.12
  5. Step 5: Solve for x
    x = 692,117,221,493,005.12/35,885,326.40
  6. Step 6: Final answer
    x = 19,286,914.48

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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.