Home / 10,498,929.60-15,748,394.40-2,520,753.60

Finding the Fourth Proportional to 10,498,929.60, 15,748,394.40 and 2,520,753.60

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Solution

The fourth proportional to 10,498,929.60, 15,748,394.40 and 2,520,753.60 is: 3,781,130.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,498,929.60 : 15,748,394.40 = 2,520,753.60 : x
  2. Step 2: Convert to fraction form
    10,498,929.60/15,748,394.40 = 2,520,753.60/x
  3. Step 3: Cross multiply
    10,498,929.60x = 15,748,394.40 × 2,520,753.60
  4. Step 4: Simplify right side
    10,498,929.60x = 39,697,821,878,019.84
  5. Step 5: Solve for x
    x = 39,697,821,878,019.84/10,498,929.60
  6. Step 6: Final answer
    x = 3,781,130.40

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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.