Home / 13,317,030.29-19,976,126.81-4,219,798.29

Finding the Fourth Proportional to 13,317,030.29, 19,976,126.81 and 4,219,798.29

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Solution

The fourth proportional to 13,317,030.29, 19,976,126.81 and 4,219,798.29 is: 6,329,881.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,317,030.29 : 19,976,126.81 = 4,219,798.29 : x
  2. Step 2: Convert to fraction form
    13,317,030.29/19,976,126.81 = 4,219,798.29/x
  3. Step 3: Cross multiply
    13,317,030.29x = 19,976,126.81 × 4,219,798.29
  4. Step 4: Simplify right side
    13,317,030.29x = 84,295,225,732,562.16
  5. Step 5: Solve for x
    x = 84,295,225,732,562.16/13,317,030.29
  6. Step 6: Final answer
    x = 6,329,881.66

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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.