Home / 42,606,522.10-63,909,783.15-40,423,021.30

Finding the Fourth Proportional to 42,606,522.10, 63,909,783.15 and 40,423,021.30

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Solution

The fourth proportional to 42,606,522.10, 63,909,783.15 and 40,423,021.30 is: 60,634,531.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,606,522.10 : 63,909,783.15 = 40,423,021.30 : x
  2. Step 2: Convert to fraction form
    42,606,522.10/63,909,783.15 = 40,423,021.30/x
  3. Step 3: Cross multiply
    42,606,522.10x = 63,909,783.15 × 40,423,021.30
  4. Step 4: Simplify right side
    42,606,522.10x = 2,583,426,525,550,831
  5. Step 5: Solve for x
    x = 2,583,426,525,550,831/42,606,522.10
  6. Step 6: Final answer
    x = 60,634,531.95

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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.