Home / 19,205,638.80-26,503,410.20-10,503,784.50

Finding the Fourth Proportional to 19,205,638.80, 26,503,410.20 and 10,503,784.50

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Solution

The fourth proportional to 19,205,638.80, 26,503,410.20 and 10,503,784.50 is: 14,495,019.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,205,638.80 : 26,503,410.20 = 10,503,784.50 : x
  2. Step 2: Convert to fraction form
    19,205,638.80/26,503,410.20 = 10,503,784.50/x
  3. Step 3: Cross multiply
    19,205,638.80x = 26,503,410.20 × 10,503,784.50
  4. Step 4: Simplify right side
    19,205,638.80x = 278,386,109,255,901.91
  5. Step 5: Solve for x
    x = 278,386,109,255,901.91/19,205,638.80
  6. Step 6: Final answer
    x = 14,495,019.52

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.