Home / 15,668,580.74-21,607,614.59-10,081,124.47

Finding the Fourth Proportional to 15,668,580.74, 21,607,614.59 and 10,081,124.47

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Solution

The fourth proportional to 15,668,580.74, 21,607,614.59 and 10,081,124.47 is: 13,902,283.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,668,580.74 : 21,607,614.59 = 10,081,124.47 : x
  2. Step 2: Convert to fraction form
    15,668,580.74/21,607,614.59 = 10,081,124.47/x
  3. Step 3: Cross multiply
    15,668,580.74x = 21,607,614.59 × 10,081,124.47
  4. Step 4: Simplify right side
    15,668,580.74x = 217,829,052,247,312.25
  5. Step 5: Solve for x
    x = 217,829,052,247,312.25/15,668,580.74
  6. Step 6: Final answer
    x = 13,902,283.55

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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.