Home / 74,788,286.40-112,182,429.60-34,477,502.40

Finding the Fourth Proportional to 74,788,286.40, 112,182,429.60 and 34,477,502.40

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Solution

The fourth proportional to 74,788,286.40, 112,182,429.60 and 34,477,502.40 is: 51,716,253.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,788,286.40 : 112,182,429.60 = 34,477,502.40 : x
  2. Step 2: Convert to fraction form
    74,788,286.40/112,182,429.60 = 34,477,502.40/x
  3. Step 3: Cross multiply
    74,788,286.40x = 112,182,429.60 × 34,477,502.40
  4. Step 4: Simplify right side
    74,788,286.40x = 3,867,769,985,771,830.50
  5. Step 5: Solve for x
    x = 3,867,769,985,771,830.50/74,788,286.40
  6. Step 6: Final answer
    x = 51,716,253.60

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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.