Home / 19,130,356.04-28,701,730.76-11,452,800.20

Finding the Fourth Proportional to 19,130,356.04, 28,701,730.76 and 11,452,800.20

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Solution

The fourth proportional to 19,130,356.04, 28,701,730.76 and 11,452,800.20 is: 17,182,910.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,130,356.04 : 28,701,730.76 = 11,452,800.20 : x
  2. Step 2: Convert to fraction form
    19,130,356.04/28,701,730.76 = 11,452,800.20/x
  3. Step 3: Cross multiply
    19,130,356.04x = 28,701,730.76 × 11,452,800.20
  4. Step 4: Simplify right side
    19,130,356.04x = 328,715,187,587,701.50
  5. Step 5: Solve for x
    x = 328,715,187,587,701.50/19,130,356.04
  6. Step 6: Final answer
    x = 17,182,910.08

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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.