Home / 40,896,019.80-61,344,029.70-12,146,592.60

Finding the Fourth Proportional to 40,896,019.80, 61,344,029.70 and 12,146,592.60

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Solution

The fourth proportional to 40,896,019.80, 61,344,029.70 and 12,146,592.60 is: 18,219,888.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,896,019.80 : 61,344,029.70 = 12,146,592.60 : x
  2. Step 2: Convert to fraction form
    40,896,019.80/61,344,029.70 = 12,146,592.60/x
  3. Step 3: Cross multiply
    40,896,019.80x = 61,344,029.70 × 12,146,592.60
  4. Step 4: Simplify right side
    40,896,019.80x = 745,120,937,208,200.25
  5. Step 5: Solve for x
    x = 745,120,937,208,200.25/40,896,019.80
  6. Step 6: Final answer
    x = 18,219,888.90

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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.