Home / 51,979,413.46-71,732,157.45-28,774,927.93

Finding the Fourth Proportional to 51,979,413.46, 71,732,157.45 and 28,774,927.93

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Solution

The fourth proportional to 51,979,413.46, 71,732,157.45 and 28,774,927.93 is: 39,709,714.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,979,413.46 : 71,732,157.45 = 28,774,927.93 : x
  2. Step 2: Convert to fraction form
    51,979,413.46/71,732,157.45 = 28,774,927.93/x
  3. Step 3: Cross multiply
    51,979,413.46x = 71,732,157.45 × 28,774,927.93
  4. Step 4: Simplify right side
    51,979,413.46x = 2,064,087,660,384,627
  5. Step 5: Solve for x
    x = 2,064,087,660,384,627/51,979,413.46
  6. Step 6: Final answer
    x = 39,709,714.35

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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.