Home / 42,009,701.10-63,014,551.65-39,458,784.30

Finding the Fourth Proportional to 42,009,701.10, 63,014,551.65 and 39,458,784.30

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Solution

The fourth proportional to 42,009,701.10, 63,014,551.65 and 39,458,784.30 is: 59,188,176.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,009,701.10 : 63,014,551.65 = 39,458,784.30 : x
  2. Step 2: Convert to fraction form
    42,009,701.10/63,014,551.65 = 39,458,784.30/x
  3. Step 3: Cross multiply
    42,009,701.10x = 63,014,551.65 × 39,458,784.30
  4. Step 4: Simplify right side
    42,009,701.10x = 2,486,477,601,318,559
  5. Step 5: Solve for x
    x = 2,486,477,601,318,559/42,009,701.10
  6. Step 6: Final answer
    x = 59,188,176.45

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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.