Home / 19,423,209.13-26,804,024.55-10,721,379.45

Finding the Fourth Proportional to 19,423,209.13, 26,804,024.55 and 10,721,379.45

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Solution

The fourth proportional to 19,423,209.13, 26,804,024.55 and 10,721,379.45 is: 14,795,501.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,423,209.13 : 26,804,024.55 = 10,721,379.45 : x
  2. Step 2: Convert to fraction form
    19,423,209.13/26,804,024.55 = 10,721,379.45/x
  3. Step 3: Cross multiply
    19,423,209.13x = 26,804,024.55 × 10,721,379.45
  4. Step 4: Simplify right side
    19,423,209.13x = 287,376,117,987,665.50
  5. Step 5: Solve for x
    x = 287,376,117,987,665.50/19,423,209.13
  6. Step 6: Final answer
    x = 14,795,501.41

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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.