Home / 30,698,392.64-42,363,528.48-16,947,064.64

Finding the Fourth Proportional to 30,698,392.64, 42,363,528.48 and 16,947,064.64

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Solution

The fourth proportional to 30,698,392.64, 42,363,528.48 and 16,947,064.64 is: 23,386,809.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,698,392.64 : 42,363,528.48 = 16,947,064.64 : x
  2. Step 2: Convert to fraction form
    30,698,392.64/42,363,528.48 = 16,947,064.64/x
  3. Step 3: Cross multiply
    30,698,392.64x = 42,363,528.48 × 16,947,064.64
  4. Step 4: Simplify right side
    30,698,392.64x = 717,937,455,529,040.88
  5. Step 5: Solve for x
    x = 717,937,455,529,040.88/30,698,392.64
  6. Step 6: Final answer
    x = 23,386,809.33

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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.