Home / 65,020,256.32-89,724,505.92-37,137,490.88

Finding the Fourth Proportional to 65,020,256.32, 89,724,505.92 and 37,137,490.88

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Solution

The fourth proportional to 65,020,256.32, 89,724,505.92 and 37,137,490.88 is: 51,247,768.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,020,256.32 : 89,724,505.92 = 37,137,490.88 : x
  2. Step 2: Convert to fraction form
    65,020,256.32/89,724,505.92 = 37,137,490.88/x
  3. Step 3: Cross multiply
    65,020,256.32x = 89,724,505.92 × 37,137,490.88
  4. Step 4: Simplify right side
    65,020,256.32x = 3,332,143,020,316,506.50
  5. Step 5: Solve for x
    x = 3,332,143,020,316,506.50/65,020,256.32
  6. Step 6: Final answer
    x = 51,247,768.14

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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.