Home / 63,163,609.65-87,117,785.42-54,357,706.40

Finding the Fourth Proportional to 63,163,609.65, 87,117,785.42 and 54,357,706.40

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Solution

The fourth proportional to 63,163,609.65, 87,117,785.42 and 54,357,706.40 is: 74,972,330.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,163,609.65 : 87,117,785.42 = 54,357,706.40 : x
  2. Step 2: Convert to fraction form
    63,163,609.65/87,117,785.42 = 54,357,706.40/x
  3. Step 3: Cross multiply
    63,163,609.65x = 87,117,785.42 × 54,357,706.40
  4. Step 4: Simplify right side
    63,163,609.65x = 4,735,523,001,371,184
  5. Step 5: Solve for x
    x = 4,735,523,001,371,184/63,163,609.65
  6. Step 6: Final answer
    x = 74,972,330.23

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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.