Home / 27,089,474.92-37,381,534.50-15,487,527.40

Finding the Fourth Proportional to 27,089,474.92, 37,381,534.50 and 15,487,527.40

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Solution

The fourth proportional to 27,089,474.92, 37,381,534.50 and 15,487,527.40 is: 21,371,678.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,089,474.92 : 37,381,534.50 = 15,487,527.40 : x
  2. Step 2: Convert to fraction form
    27,089,474.92/37,381,534.50 = 15,487,527.40/x
  3. Step 3: Cross multiply
    27,089,474.92x = 37,381,534.50 × 15,487,527.40
  4. Step 4: Simplify right side
    27,089,474.92x = 578,947,539,822,795.38
  5. Step 5: Solve for x
    x = 578,947,539,822,795.38/27,089,474.92
  6. Step 6: Final answer
    x = 21,371,678.17

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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.