Home / 10,258,987.34-14,157,296.16-5,612,728.52

Finding the Fourth Proportional to 10,258,987.34, 14,157,296.16 and 5,612,728.52

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Solution

The fourth proportional to 10,258,987.34, 14,157,296.16 and 5,612,728.52 is: 7,745,507.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,258,987.34 : 14,157,296.16 = 5,612,728.52 : x
  2. Step 2: Convert to fraction form
    10,258,987.34/14,157,296.16 = 5,612,728.52/x
  3. Step 3: Cross multiply
    10,258,987.34x = 14,157,296.16 × 5,612,728.52
  4. Step 4: Simplify right side
    10,258,987.34x = 79,461,059,923,318.48
  5. Step 5: Solve for x
    x = 79,461,059,923,318.48/10,258,987.34
  6. Step 6: Final answer
    x = 7,745,507.16

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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.