Home / 30,952,130.80-42,713,088.60-17,200,741.36

Finding the Fourth Proportional to 30,952,130.80, 42,713,088.60 and 17,200,741.36

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Solution

The fourth proportional to 30,952,130.80, 42,713,088.60 and 17,200,741.36 is: 23,736,549.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,952,130.80 : 42,713,088.60 = 17,200,741.36 : x
  2. Step 2: Convert to fraction form
    30,952,130.80/42,713,088.60 = 17,200,741.36/x
  3. Step 3: Cross multiply
    30,952,130.80x = 42,713,088.60 × 17,200,741.36
  4. Step 4: Simplify right side
    30,952,130.80x = 734,696,789,695,364.50
  5. Step 5: Solve for x
    x = 734,696,789,695,364.50/30,952,130.80
  6. Step 6: Final answer
    x = 23,736,549.66

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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.