Home / 25,364,079-38,038,126.34-8,320,780.44

Finding the Fourth Proportional to 25,364,079, 38,038,126.34 and 8,320,780.44

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Solution

The fourth proportional to 25,364,079, 38,038,126.34 and 8,320,780.44 is: 12,478,548.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,364,079 : 38,038,126.34 = 8,320,780.44 : x
  2. Step 2: Convert to fraction form
    25,364,079/38,038,126.34 = 8,320,780.44/x
  3. Step 3: Cross multiply
    25,364,079x = 38,038,126.34 × 8,320,780.44
  4. Step 4: Simplify right side
    25,364,079x = 316,506,897,624,120.81
  5. Step 5: Solve for x
    x = 316,506,897,624,120.81/25,364,079
  6. Step 6: Final answer
    x = 12,478,548.80

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.