Home / 40,429,038.80-60,643,558.20-11,676,112.40

Finding the Fourth Proportional to 40,429,038.80, 60,643,558.20 and 11,676,112.40

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Solution

The fourth proportional to 40,429,038.80, 60,643,558.20 and 11,676,112.40 is: 17,514,168.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,429,038.80 : 60,643,558.20 = 11,676,112.40 : x
  2. Step 2: Convert to fraction form
    40,429,038.80/60,643,558.20 = 11,676,112.40/x
  3. Step 3: Cross multiply
    40,429,038.80x = 60,643,558.20 × 11,676,112.40
  4. Step 4: Simplify right side
    40,429,038.80x = 708,081,001,879,141.75
  5. Step 5: Solve for x
    x = 708,081,001,879,141.75/40,429,038.80
  6. Step 6: Final answer
    x = 17,514,168.60

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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.