Home / 7,020,058.77-9,688,055.32-3,922,657.32

Finding the Fourth Proportional to 7,020,058.77, 9,688,055.32 and 3,922,657.32

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Solution

The fourth proportional to 7,020,058.77, 9,688,055.32 and 3,922,657.32 is: 5,413,476.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,020,058.77 : 9,688,055.32 = 3,922,657.32 : x
  2. Step 2: Convert to fraction form
    7,020,058.77/9,688,055.32 = 3,922,657.32/x
  3. Step 3: Cross multiply
    7,020,058.77x = 9,688,055.32 × 3,922,657.32
  4. Step 4: Simplify right side
    7,020,058.77x = 38,002,921,078,929.30
  5. Step 5: Solve for x
    x = 38,002,921,078,929.30/7,020,058.77
  6. Step 6: Final answer
    x = 5,413,476.20

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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.