Home / 10,158,054.66-14,017,425.29-5,574,671.28

Finding the Fourth Proportional to 10,158,054.66, 14,017,425.29 and 5,574,671.28

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Solution

The fourth proportional to 10,158,054.66, 14,017,425.29 and 5,574,671.28 is: 7,692,667.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,158,054.66 : 14,017,425.29 = 5,574,671.28 : x
  2. Step 2: Convert to fraction form
    10,158,054.66/14,017,425.29 = 5,574,671.28/x
  3. Step 3: Cross multiply
    10,158,054.66x = 14,017,425.29 × 5,574,671.28
  4. Step 4: Simplify right side
    10,158,054.66x = 78,142,538,250,210.70
  5. Step 5: Solve for x
    x = 78,142,538,250,210.70/10,158,054.66
  6. Step 6: Final answer
    x = 7,692,667.63

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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.