Home / 42,669,916.81-58,878,150.91-25,915,937.89

Finding the Fourth Proportional to 42,669,916.81, 58,878,150.91 and 25,915,937.89

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Solution

The fourth proportional to 42,669,916.81, 58,878,150.91 and 25,915,937.89 is: 35,760,147.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,669,916.81 : 58,878,150.91 = 25,915,937.89 : x
  2. Step 2: Convert to fraction form
    42,669,916.81/58,878,150.91 = 25,915,937.89/x
  3. Step 3: Cross multiply
    42,669,916.81x = 58,878,150.91 × 25,915,937.89
  4. Step 4: Simplify right side
    42,669,916.81x = 1,525,882,502,061,607
  5. Step 5: Solve for x
    x = 1,525,882,502,061,607/42,669,916.81
  6. Step 6: Final answer
    x = 35,760,147.10

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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.