Home / 30,701,130.04-42,367,441.62-16,949,993.32

Finding the Fourth Proportional to 30,701,130.04, 42,367,441.62 and 16,949,993.32

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Solution

The fourth proportional to 30,701,130.04, 42,367,441.62 and 16,949,993.32 is: 23,390,925.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,701,130.04 : 42,367,441.62 = 16,949,993.32 : x
  2. Step 2: Convert to fraction form
    30,701,130.04/42,367,441.62 = 16,949,993.32/x
  3. Step 3: Cross multiply
    30,701,130.04x = 42,367,441.62 × 16,949,993.32
  4. Step 4: Simplify right side
    30,701,130.04x = 718,127,852,444,490
  5. Step 5: Solve for x
    x = 718,127,852,444,490/30,701,130.04
  6. Step 6: Final answer
    x = 23,390,925.73

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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.