Home / 15,888,802.60-21,923,646.18-10,380,711.88

Finding the Fourth Proportional to 15,888,802.60, 21,923,646.18 and 10,380,711.88

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Solution

The fourth proportional to 15,888,802.60, 21,923,646.18 and 10,380,711.88 is: 14,323,486.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,888,802.60 : 21,923,646.18 = 10,380,711.88 : x
  2. Step 2: Convert to fraction form
    15,888,802.60/21,923,646.18 = 10,380,711.88/x
  3. Step 3: Cross multiply
    15,888,802.60x = 21,923,646.18 × 10,380,711.88
  4. Step 4: Simplify right side
    15,888,802.60x = 227,583,054,353,642.62
  5. Step 5: Solve for x
    x = 227,583,054,353,642.62/15,888,802.60
  6. Step 6: Final answer
    x = 14,323,486.80

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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.