Home / 12,603,726.72-17,393,054.40-6,880,590.72

Finding the Fourth Proportional to 12,603,726.72, 17,393,054.40 and 6,880,590.72

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Solution

The fourth proportional to 12,603,726.72, 17,393,054.40 and 6,880,590.72 is: 9,495,166.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,603,726.72 : 17,393,054.40 = 6,880,590.72 : x
  2. Step 2: Convert to fraction form
    12,603,726.72/17,393,054.40 = 6,880,590.72/x
  3. Step 3: Cross multiply
    12,603,726.72x = 17,393,054.40 × 6,880,590.72
  4. Step 4: Simplify right side
    12,603,726.72x = 119,674,488,697,095.16
  5. Step 5: Solve for x
    x = 119,674,488,697,095.16/12,603,726.72
  6. Step 6: Final answer
    x = 9,495,166.89

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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.