Home / 42,196,226.40-63,294,339.60-40,495,615.20

Finding the Fourth Proportional to 42,196,226.40, 63,294,339.60 and 40,495,615.20

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Solution

The fourth proportional to 42,196,226.40, 63,294,339.60 and 40,495,615.20 is: 60,743,422.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,196,226.40 : 63,294,339.60 = 40,495,615.20 : x
  2. Step 2: Convert to fraction form
    42,196,226.40/63,294,339.60 = 40,495,615.20/x
  3. Step 3: Cross multiply
    42,196,226.40x = 63,294,339.60 × 40,495,615.20
  4. Step 4: Simplify right side
    42,196,226.40x = 2,563,143,220,779,722
  5. Step 5: Solve for x
    x = 2,563,143,220,779,722/42,196,226.40
  6. Step 6: Final answer
    x = 60,743,422.80

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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.