Home / 68,708,377.79-94,863,219.22-52,785,102.57

Finding the Fourth Proportional to 68,708,377.79, 94,863,219.22 and 52,785,102.57

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Solution

The fourth proportional to 68,708,377.79, 94,863,219.22 and 52,785,102.57 is: 72,878,518.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,708,377.79 : 94,863,219.22 = 52,785,102.57 : x
  2. Step 2: Convert to fraction form
    68,708,377.79/94,863,219.22 = 52,785,102.57/x
  3. Step 3: Cross multiply
    68,708,377.79x = 94,863,219.22 × 52,785,102.57
  4. Step 4: Simplify right side
    68,708,377.79x = 5,007,364,756,648,095
  5. Step 5: Solve for x
    x = 5,007,364,756,648,095/68,708,377.79
  6. Step 6: Final answer
    x = 72,878,518.13

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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.