Home / 30,816,659.07-42,528,326.40-17,065,623.24

Finding the Fourth Proportional to 30,816,659.07, 42,528,326.40 and 17,065,623.24

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Solution

The fourth proportional to 30,816,659.07, 42,528,326.40 and 17,065,623.24 is: 23,551,300.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,816,659.07 : 42,528,326.40 = 17,065,623.24 : x
  2. Step 2: Convert to fraction form
    30,816,659.07/42,528,326.40 = 17,065,623.24/x
  3. Step 3: Cross multiply
    30,816,659.07x = 42,528,326.40 × 17,065,623.24
  4. Step 4: Simplify right side
    30,816,659.07x = 725,772,395,370,145.50
  5. Step 5: Solve for x
    x = 725,772,395,370,145.50/30,816,659.07
  6. Step 6: Final answer
    x = 23,551,300.41

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1.5x scale

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.