Home / 38,417,582.24-53,016,422.12-20,776,484.41

Finding the Fourth Proportional to 38,417,582.24, 53,016,422.12 and 20,776,484.41

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Solution

The fourth proportional to 38,417,582.24, 53,016,422.12 and 20,776,484.41 is: 28,671,634.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,417,582.24 : 53,016,422.12 = 20,776,484.41 : x
  2. Step 2: Convert to fraction form
    38,417,582.24/53,016,422.12 = 20,776,484.41/x
  3. Step 3: Cross multiply
    38,417,582.24x = 53,016,422.12 × 20,776,484.41
  4. Step 4: Simplify right side
    38,417,582.24x = 1,101,494,867,650,159.12
  5. Step 5: Solve for x
    x = 1,101,494,867,650,159.12/38,417,582.24
  6. Step 6: Final answer
    x = 28,671,634.27

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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.