Home / 10,875,239.20-16,325,300.40-6,390,042.40

Finding the Fourth Proportional to 10,875,239.20, 16,325,300.40 and 6,390,042.40

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Solution

The fourth proportional to 10,875,239.20, 16,325,300.40 and 6,390,042.40 is: 9,592,374.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,875,239.20 : 16,325,300.40 = 6,390,042.40 : x
  2. Step 2: Convert to fraction form
    10,875,239.20/16,325,300.40 = 6,390,042.40/x
  3. Step 3: Cross multiply
    10,875,239.20x = 16,325,300.40 × 6,390,042.40
  4. Step 4: Simplify right side
    10,875,239.20x = 104,319,361,748,736.97
  5. Step 5: Solve for x
    x = 104,319,361,748,736.97/10,875,239.20
  6. Step 6: Final answer
    x = 9,592,374.00

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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.