Home / 42,373,313.10-63,559,969.65-39,822,396.30

Finding the Fourth Proportional to 42,373,313.10, 63,559,969.65 and 39,822,396.30

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Solution

The fourth proportional to 42,373,313.10, 63,559,969.65 and 39,822,396.30 is: 59,733,594.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,373,313.10 : 63,559,969.65 = 39,822,396.30 : x
  2. Step 2: Convert to fraction form
    42,373,313.10/63,559,969.65 = 39,822,396.30/x
  3. Step 3: Cross multiply
    42,373,313.10x = 63,559,969.65 × 39,822,396.30
  4. Step 4: Simplify right side
    42,373,313.10x = 2,531,110,300,218,272
  5. Step 5: Solve for x
    x = 2,531,110,300,218,272/42,373,313.10
  6. Step 6: Final answer
    x = 59,733,594.45

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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.