Home / 40,803,914.40-61,205,871.60-40,426,000.80

Finding the Fourth Proportional to 40,803,914.40, 61,205,871.60 and 40,426,000.80

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Solution

The fourth proportional to 40,803,914.40, 61,205,871.60 and 40,426,000.80 is: 60,639,001.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,803,914.40 : 61,205,871.60 = 40,426,000.80 : x
  2. Step 2: Convert to fraction form
    40,803,914.40/61,205,871.60 = 40,426,000.80/x
  3. Step 3: Cross multiply
    40,803,914.40x = 61,205,871.60 × 40,426,000.80
  4. Step 4: Simplify right side
    40,803,914.40x = 2,474,308,614,266,297
  5. Step 5: Solve for x
    x = 2,474,308,614,266,297/40,803,914.40
  6. Step 6: Final answer
    x = 60,639,001.20

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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.