Home / 21,402,828.78-32,114,740.80-10,044,200.94

Finding the Fourth Proportional to 21,402,828.78, 32,114,740.80 and 10,044,200.94

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Solution

The fourth proportional to 21,402,828.78, 32,114,740.80 and 10,044,200.94 is: 15,071,227.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,402,828.78 : 32,114,740.80 = 10,044,200.94 : x
  2. Step 2: Convert to fraction form
    21,402,828.78/32,114,740.80 = 10,044,200.94/x
  3. Step 3: Cross multiply
    21,402,828.78x = 32,114,740.80 × 10,044,200.94
  4. Step 4: Simplify right side
    21,402,828.78x = 322,566,909,731,216.31
  5. Step 5: Solve for x
    x = 322,566,909,731,216.31/21,402,828.78
  6. Step 6: Final answer
    x = 15,071,227.88

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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.