Home / 43,117,011.81-64,685,711.99-13,970,802.69

Finding the Fourth Proportional to 43,117,011.81, 64,685,711.99 and 13,970,802.69

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Solution

The fourth proportional to 43,117,011.81, 64,685,711.99 and 13,970,802.69 is: 20,959,507.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,117,011.81 : 64,685,711.99 = 13,970,802.69 : x
  2. Step 2: Convert to fraction form
    43,117,011.81/64,685,711.99 = 13,970,802.69/x
  3. Step 3: Cross multiply
    43,117,011.81x = 64,685,711.99 × 13,970,802.69
  4. Step 4: Simplify right side
    43,117,011.81x = 903,711,319,109,384.25
  5. Step 5: Solve for x
    x = 903,711,319,109,384.25/43,117,011.81
  6. Step 6: Final answer
    x = 20,959,507.19

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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.