Home / 38,306,302.94-52,862,831.62-20,903,031.74

Finding the Fourth Proportional to 38,306,302.94, 52,862,831.62 and 20,903,031.74

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Solution

The fourth proportional to 38,306,302.94, 52,862,831.62 and 20,903,031.74 is: 28,846,256.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,306,302.94 : 52,862,831.62 = 20,903,031.74 : x
  2. Step 2: Convert to fraction form
    38,306,302.94/52,862,831.62 = 20,903,031.74/x
  3. Step 3: Cross multiply
    38,306,302.94x = 52,862,831.62 × 20,903,031.74
  4. Step 4: Simplify right side
    38,306,302.94x = 1,104,993,447,219,135.50
  5. Step 5: Solve for x
    x = 1,104,993,447,219,135.50/38,306,302.94
  6. Step 6: Final answer
    x = 28,846,256.68

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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.