Home / 10,157,110.56-14,017,069.44-5,573,430.72

Finding the Fourth Proportional to 10,157,110.56, 14,017,069.44 and 5,573,430.72

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Solution

The fourth proportional to 10,157,110.56, 14,017,069.44 and 5,573,430.72 is: 7,691,475.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,157,110.56 : 14,017,069.44 = 5,573,430.72 : x
  2. Step 2: Convert to fraction form
    10,157,110.56/14,017,069.44 = 5,573,430.72/x
  3. Step 3: Cross multiply
    10,157,110.56x = 14,017,069.44 × 5,573,430.72
  4. Step 4: Simplify right side
    10,157,110.56x = 78,123,165,421,269.19
  5. Step 5: Solve for x
    x = 78,123,165,421,269.19/10,157,110.56
  6. Step 6: Final answer
    x = 7,691,475.34

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1.5x scale

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.