Home / 12,553,345.03-18,830,017.55-3,577,663.75

Finding the Fourth Proportional to 12,553,345.03, 18,830,017.55 and 3,577,663.75

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Solution

The fourth proportional to 12,553,345.03, 18,830,017.55 and 3,577,663.75 is: 5,366,495.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,553,345.03 : 18,830,017.55 = 3,577,663.75 : x
  2. Step 2: Convert to fraction form
    12,553,345.03/18,830,017.55 = 3,577,663.75/x
  3. Step 3: Cross multiply
    12,553,345.03x = 18,830,017.55 × 3,577,663.75
  4. Step 4: Simplify right side
    12,553,345.03x = 67,367,471,200,498.81
  5. Step 5: Solve for x
    x = 67,367,471,200,498.81/12,553,345.03
  6. Step 6: Final answer
    x = 5,366,495.63

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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.