Home / 42,894,862.80-64,351,625.40-14,136,104.40

Finding the Fourth Proportional to 42,894,862.80, 64,351,625.40 and 14,136,104.40

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Solution

The fourth proportional to 42,894,862.80, 64,351,625.40 and 14,136,104.40 is: 21,207,231.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,894,862.80 : 64,351,625.40 = 14,136,104.40 : x
  2. Step 2: Convert to fraction form
    42,894,862.80/64,351,625.40 = 14,136,104.40/x
  3. Step 3: Cross multiply
    42,894,862.80x = 64,351,625.40 × 14,136,104.40
  4. Step 4: Simplify right side
    42,894,862.80x = 909,681,294,964,091.75
  5. Step 5: Solve for x
    x = 909,681,294,964,091.75/42,894,862.80
  6. Step 6: Final answer
    x = 21,207,231.72

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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.