Home / 28,232,736.60-42,293,117.70-16,839,341.40

Finding the Fourth Proportional to 28,232,736.60, 42,293,117.70 and 16,839,341.40

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Solution

The fourth proportional to 28,232,736.60, 42,293,117.70 and 16,839,341.40 is: 25,225,618.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,232,736.60 : 42,293,117.70 = 16,839,341.40 : x
  2. Step 2: Convert to fraction form
    28,232,736.60/42,293,117.70 = 16,839,341.40/x
  3. Step 3: Cross multiply
    28,232,736.60x = 42,293,117.70 × 16,839,341.40
  4. Step 4: Simplify right side
    28,232,736.60x = 712,188,247,820,682.75
  5. Step 5: Solve for x
    x = 712,188,247,820,682.75/28,232,736.60
  6. Step 6: Final answer
    x = 25,225,618.68

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1.5x scale

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.