Home / 5,390,730.31-8,044,838.55-4,815,653.02

Finding the Fourth Proportional to 5,390,730.31, 8,044,838.55 and 4,815,653.02

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Solution

The fourth proportional to 5,390,730.31, 8,044,838.55 and 4,815,653.02 is: 7,186,623.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,390,730.31 : 8,044,838.55 = 4,815,653.02 : x
  2. Step 2: Convert to fraction form
    5,390,730.31/8,044,838.55 = 4,815,653.02/x
  3. Step 3: Cross multiply
    5,390,730.31x = 8,044,838.55 × 4,815,653.02
  4. Step 4: Simplify right side
    5,390,730.31x = 38,741,151,097,404.07
  5. Step 5: Solve for x
    x = 38,741,151,097,404.07/5,390,730.31
  6. Step 6: Final answer
    x = 7,186,623.87

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.