Home / 11,830,427.40-16,326,039.02-6,397,919.40

Finding the Fourth Proportional to 11,830,427.40, 16,326,039.02 and 6,397,919.40

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Solution

The fourth proportional to 11,830,427.40, 16,326,039.02 and 6,397,919.40 is: 8,829,155.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,830,427.40 : 16,326,039.02 = 6,397,919.40 : x
  2. Step 2: Convert to fraction form
    11,830,427.40/16,326,039.02 = 6,397,919.40/x
  3. Step 3: Cross multiply
    11,830,427.40x = 16,326,039.02 × 6,397,919.40
  4. Step 4: Simplify right side
    11,830,427.40x = 104,452,681,739,225.41
  5. Step 5: Solve for x
    x = 104,452,681,739,225.41/11,830,427.40
  6. Step 6: Final answer
    x = 8,829,155.38

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1.5x scale

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.