Home / 25,898,666.40-38,847,999.60-8,853,674.40

Finding the Fourth Proportional to 25,898,666.40, 38,847,999.60 and 8,853,674.40

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Solution

The fourth proportional to 25,898,666.40, 38,847,999.60 and 8,853,674.40 is: 13,280,511.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,898,666.40 : 38,847,999.60 = 8,853,674.40 : x
  2. Step 2: Convert to fraction form
    25,898,666.40/38,847,999.60 = 8,853,674.40/x
  3. Step 3: Cross multiply
    25,898,666.40x = 38,847,999.60 × 8,853,674.40
  4. Step 4: Simplify right side
    25,898,666.40x = 343,947,539,549,730.25
  5. Step 5: Solve for x
    x = 343,947,539,549,730.25/25,898,666.40
  6. Step 6: Final answer
    x = 13,280,511.60

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1.5x scale

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.