Home / 30,804,947.70-46,207,421.60-8,088,141.30

Finding the Fourth Proportional to 30,804,947.70, 46,207,421.60 and 8,088,141.30

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Solution

The fourth proportional to 30,804,947.70, 46,207,421.60 and 8,088,141.30 is: 12,132,211.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,804,947.70 : 46,207,421.60 = 8,088,141.30 : x
  2. Step 2: Convert to fraction form
    30,804,947.70/46,207,421.60 = 8,088,141.30/x
  3. Step 3: Cross multiply
    30,804,947.70x = 46,207,421.60 × 8,088,141.30
  4. Step 4: Simplify right side
    30,804,947.70x = 373,732,155,009,472.06
  5. Step 5: Solve for x
    x = 373,732,155,009,472.06/30,804,947.70
  6. Step 6: Final answer
    x = 12,132,211.96

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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.