Home / 66,562,245.92-91,865,024.40-38,304,038.16

Finding the Fourth Proportional to 66,562,245.92, 91,865,024.40 and 38,304,038.16

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Solution

The fourth proportional to 66,562,245.92, 91,865,024.40 and 38,304,038.16 is: 52,864,823.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,562,245.92 : 91,865,024.40 = 38,304,038.16 : x
  2. Step 2: Convert to fraction form
    66,562,245.92/91,865,024.40 = 38,304,038.16/x
  3. Step 3: Cross multiply
    66,562,245.92x = 91,865,024.40 × 38,304,038.16
  4. Step 4: Simplify right side
    66,562,245.92x = 3,518,801,400,186,931
  5. Step 5: Solve for x
    x = 3,518,801,400,186,931/66,562,245.92
  6. Step 6: Final answer
    x = 52,864,823.77

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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.