Home / 9,772,710.56-13,487,959.28-5,423,193.96

Finding the Fourth Proportional to 9,772,710.56, 13,487,959.28 and 5,423,193.96

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Solution

The fourth proportional to 9,772,710.56, 13,487,959.28 and 5,423,193.96 is: 7,484,905.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,772,710.56 : 13,487,959.28 = 5,423,193.96 : x
  2. Step 2: Convert to fraction form
    9,772,710.56/13,487,959.28 = 5,423,193.96/x
  3. Step 3: Cross multiply
    9,772,710.56x = 13,487,959.28 × 5,423,193.96
  4. Step 4: Simplify right side
    9,772,710.56x = 73,147,819,300,021.94
  5. Step 5: Solve for x
    x = 73,147,819,300,021.94/9,772,710.56
  6. Step 6: Final answer
    x = 7,484,905.94

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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.