Home / 10,425,873.90-15,641,415.06-7,357,853.04

Finding the Fourth Proportional to 10,425,873.90, 15,641,415.06 and 7,357,853.04

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Solution

The fourth proportional to 10,425,873.90, 15,641,415.06 and 7,357,853.04 is: 11,038,617.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,425,873.90 : 15,641,415.06 = 7,357,853.04 : x
  2. Step 2: Convert to fraction form
    10,425,873.90/15,641,415.06 = 7,357,853.04/x
  3. Step 3: Cross multiply
    10,425,873.90x = 15,641,415.06 × 7,357,853.04
  4. Step 4: Simplify right side
    10,425,873.90x = 115,087,233,349,122.78
  5. Step 5: Solve for x
    x = 115,087,233,349,122.78/10,425,873.90
  6. Step 6: Final answer
    x = 11,038,617.43

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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.