Home / 14,279,232.81-19,721,565.60-9,624,990.63

Finding the Fourth Proportional to 14,279,232.81, 19,721,565.60 and 9,624,990.63

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Solution

The fourth proportional to 14,279,232.81, 19,721,565.60 and 9,624,990.63 is: 13,293,423.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,279,232.81 : 19,721,565.60 = 9,624,990.63 : x
  2. Step 2: Convert to fraction form
    14,279,232.81/19,721,565.60 = 9,624,990.63/x
  3. Step 3: Cross multiply
    14,279,232.81x = 19,721,565.60 × 9,624,990.63
  4. Step 4: Simplify right side
    14,279,232.81x = 189,819,884,108,930.34
  5. Step 5: Solve for x
    x = 189,819,884,108,930.34/14,279,232.81
  6. Step 6: Final answer
    x = 13,293,423.16

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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.