Home / 28,718,547.20-43,077,820.80-26,199,123.20

Finding the Fourth Proportional to 28,718,547.20, 43,077,820.80 and 26,199,123.20

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Solution

The fourth proportional to 28,718,547.20, 43,077,820.80 and 26,199,123.20 is: 39,298,684.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,718,547.20 : 43,077,820.80 = 26,199,123.20 : x
  2. Step 2: Convert to fraction form
    28,718,547.20/43,077,820.80 = 26,199,123.20/x
  3. Step 3: Cross multiply
    28,718,547.20x = 43,077,820.80 × 26,199,123.20
  4. Step 4: Simplify right side
    28,718,547.20x = 1,128,601,134,326,722.50
  5. Step 5: Solve for x
    x = 1,128,601,134,326,722.50/28,718,547.20
  6. Step 6: Final answer
    x = 39,298,684.80

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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.