Home / 30,896,176.40-46,360,853.40-12,947,094.80

Finding the Fourth Proportional to 30,896,176.40, 46,360,853.40 and 12,947,094.80

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Solution

The fourth proportional to 30,896,176.40, 46,360,853.40 and 12,947,094.80 is: 19,427,593.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,896,176.40 : 46,360,853.40 = 12,947,094.80 : x
  2. Step 2: Convert to fraction form
    30,896,176.40/46,360,853.40 = 12,947,094.80/x
  3. Step 3: Cross multiply
    30,896,176.40x = 46,360,853.40 × 12,947,094.80
  4. Step 4: Simplify right side
    30,896,176.40x = 600,238,363,978,702.38
  5. Step 5: Solve for x
    x = 600,238,363,978,702.38/30,896,176.40
  6. Step 6: Final answer
    x = 19,427,593.76

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.