Home / 51,399,170.69-70,919,381.40-30,480,573.45

Finding the Fourth Proportional to 51,399,170.69, 70,919,381.40 and 30,480,573.45

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Solution

The fourth proportional to 51,399,170.69, 70,919,381.40 and 30,480,573.45 is: 42,056,387.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,399,170.69 : 70,919,381.40 = 30,480,573.45 : x
  2. Step 2: Convert to fraction form
    51,399,170.69/70,919,381.40 = 30,480,573.45/x
  3. Step 3: Cross multiply
    51,399,170.69x = 70,919,381.40 × 30,480,573.45
  4. Step 4: Simplify right side
    51,399,170.69x = 2,161,663,413,791,264
  5. Step 5: Solve for x
    x = 2,161,663,413,791,264/51,399,170.69
  6. Step 6: Final answer
    x = 42,056,387.00

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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.