Home / 30,816,652.08-42,528,316.74-17,065,616.24

Finding the Fourth Proportional to 30,816,652.08, 42,528,316.74 and 17,065,616.24

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Solution

The fourth proportional to 30,816,652.08, 42,528,316.74 and 17,065,616.24 is: 23,551,290.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,816,652.08 : 42,528,316.74 = 17,065,616.24 : x
  2. Step 2: Convert to fraction form
    30,816,652.08/42,528,316.74 = 17,065,616.24/x
  3. Step 3: Cross multiply
    30,816,652.08x = 42,528,316.74 × 17,065,616.24
  4. Step 4: Simplify right side
    30,816,652.08x = 725,771,932,818,007.88
  5. Step 5: Solve for x
    x = 725,771,932,818,007.88/30,816,652.08
  6. Step 6: Final answer
    x = 23,551,290.74

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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.