Home / 19,423,210.38-26,804,026.26-10,721,380.68

Finding the Fourth Proportional to 19,423,210.38, 26,804,026.26 and 10,721,380.68

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Solution

The fourth proportional to 19,423,210.38, 26,804,026.26 and 10,721,380.68 is: 14,795,503.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,423,210.38 : 26,804,026.26 = 10,721,380.68 : x
  2. Step 2: Convert to fraction form
    19,423,210.38/26,804,026.26 = 10,721,380.68/x
  3. Step 3: Cross multiply
    19,423,210.38x = 26,804,026.26 × 10,721,380.68
  4. Step 4: Simplify right side
    19,423,210.38x = 287,376,169,290,176.69
  5. Step 5: Solve for x
    x = 287,376,169,290,176.69/19,423,210.38
  6. Step 6: Final answer
    x = 14,795,503.09

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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.