Home / 28,060,547.20-42,090,820.80-12,944,003.20

Finding the Fourth Proportional to 28,060,547.20, 42,090,820.80 and 12,944,003.20

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Solution

The fourth proportional to 28,060,547.20, 42,090,820.80 and 12,944,003.20 is: 19,416,004.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,060,547.20 : 42,090,820.80 = 12,944,003.20 : x
  2. Step 2: Convert to fraction form
    28,060,547.20/42,090,820.80 = 12,944,003.20/x
  3. Step 3: Cross multiply
    28,060,547.20x = 42,090,820.80 × 12,944,003.20
  4. Step 4: Simplify right side
    28,060,547.20x = 544,823,719,125,826.50
  5. Step 5: Solve for x
    x = 544,823,719,125,826.50/28,060,547.20
  6. Step 6: Final answer
    x = 19,416,004.80

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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.