Home / 10,457,430.30-15,686,145.45-10,058,849.55

Finding the Fourth Proportional to 10,457,430.30, 15,686,145.45 and 10,058,849.55

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Solution

The fourth proportional to 10,457,430.30, 15,686,145.45 and 10,058,849.55 is: 15,088,274.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,457,430.30 : 15,686,145.45 = 10,058,849.55 : x
  2. Step 2: Convert to fraction form
    10,457,430.30/15,686,145.45 = 10,058,849.55/x
  3. Step 3: Cross multiply
    10,457,430.30x = 15,686,145.45 × 10,058,849.55
  4. Step 4: Simplify right side
    10,457,430.30x = 157,784,577,100,967.06
  5. Step 5: Solve for x
    x = 157,784,577,100,967.06/10,457,430.30
  6. Step 6: Final answer
    x = 15,088,274.33

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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.