Home / 7,634,147-10,535,144.74-4,371,011.78

Finding the Fourth Proportional to 7,634,147, 10,535,144.74 and 4,371,011.78

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Solution

The fourth proportional to 7,634,147, 10,535,144.74 and 4,371,011.78 is: 6,032,008.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,634,147 : 10,535,144.74 = 4,371,011.78 : x
  2. Step 2: Convert to fraction form
    7,634,147/10,535,144.74 = 4,371,011.78/x
  3. Step 3: Cross multiply
    7,634,147x = 10,535,144.74 × 4,371,011.78
  4. Step 4: Simplify right side
    7,634,147x = 46,049,241,762,545.04
  5. Step 5: Solve for x
    x = 46,049,241,762,545.04/7,634,147
  6. Step 6: Final answer
    x = 6,032,008.78

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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.