Home / 27,089,473.92-37,381,533.12-15,487,526.40

Finding the Fourth Proportional to 27,089,473.92, 37,381,533.12 and 15,487,526.40

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Solution

The fourth proportional to 27,089,473.92, 37,381,533.12 and 15,487,526.40 is: 21,371,676.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,089,473.92 : 37,381,533.12 = 15,487,526.40 : x
  2. Step 2: Convert to fraction form
    27,089,473.92/37,381,533.12 = 15,487,526.40/x
  3. Step 3: Cross multiply
    27,089,473.92x = 37,381,533.12 × 15,487,526.40
  4. Step 4: Simplify right side
    27,089,473.92x = 578,947,481,068,474.38
  5. Step 5: Solve for x
    x = 578,947,481,068,474.38/27,089,473.92
  6. Step 6: Final answer
    x = 21,371,676.79

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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.