Home / 28,003,416.40-42,005,124.60-16,026,302.80

Finding the Fourth Proportional to 28,003,416.40, 42,005,124.60 and 16,026,302.80

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Solution

The fourth proportional to 28,003,416.40, 42,005,124.60 and 16,026,302.80 is: 24,039,454.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,003,416.40 : 42,005,124.60 = 16,026,302.80 : x
  2. Step 2: Convert to fraction form
    28,003,416.40/42,005,124.60 = 16,026,302.80/x
  3. Step 3: Cross multiply
    28,003,416.40x = 42,005,124.60 × 16,026,302.80
  4. Step 4: Simplify right side
    28,003,416.40x = 673,186,845,991,328.88
  5. Step 5: Solve for x
    x = 673,186,845,991,328.88/28,003,416.40
  6. Step 6: Final answer
    x = 24,039,454.20

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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.