Home / 38,308,300.02-52,866,570.45-20,905,766.16

Finding the Fourth Proportional to 38,308,300.02, 52,866,570.45 and 20,905,766.16

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Solution

The fourth proportional to 38,308,300.02, 52,866,570.45 and 20,905,766.16 is: 28,850,566.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,308,300.02 : 52,866,570.45 = 20,905,766.16 : x
  2. Step 2: Convert to fraction form
    38,308,300.02/52,866,570.45 = 20,905,766.16/x
  3. Step 3: Cross multiply
    38,308,300.02x = 52,866,570.45 × 20,905,766.16
  4. Step 4: Simplify right side
    38,308,300.02x = 1,105,216,159,508,866
  5. Step 5: Solve for x
    x = 1,105,216,159,508,866/38,308,300.02
  6. Step 6: Final answer
    x = 28,850,566.56

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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.