Home / 22,445,970.51-30,975,783.98-13,151,316.20

Finding the Fourth Proportional to 22,445,970.51, 30,975,783.98 and 13,151,316.20

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Solution

The fourth proportional to 22,445,970.51, 30,975,783.98 and 13,151,316.20 is: 18,149,018.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,445,970.51 : 30,975,783.98 = 13,151,316.20 : x
  2. Step 2: Convert to fraction form
    22,445,970.51/30,975,783.98 = 13,151,316.20/x
  3. Step 3: Cross multiply
    22,445,970.51x = 30,975,783.98 × 13,151,316.20
  4. Step 4: Simplify right side
    22,445,970.51x = 407,372,329,675,557.38
  5. Step 5: Solve for x
    x = 407,372,329,675,557.38/22,445,970.51
  6. Step 6: Final answer
    x = 18,149,018.31

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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.