Home / 12,705,934.90-19,062,642.03-4,618,783.06

Finding the Fourth Proportional to 12,705,934.90, 19,062,642.03 and 4,618,783.06

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Solution

The fourth proportional to 12,705,934.90, 19,062,642.03 and 4,618,783.06 is: 6,929,534.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,705,934.90 : 19,062,642.03 = 4,618,783.06 : x
  2. Step 2: Convert to fraction form
    12,705,934.90/19,062,642.03 = 4,618,783.06/x
  3. Step 3: Cross multiply
    12,705,934.90x = 19,062,642.03 × 4,618,783.06
  4. Step 4: Simplify right side
    12,705,934.90x = 88,046,208,087,008.02
  5. Step 5: Solve for x
    x = 88,046,208,087,008.02/12,705,934.90
  6. Step 6: Final answer
    x = 6,929,534.02

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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.