Home / 39,072,306.78-58,617,302.52-13,163,904.10

Finding the Fourth Proportional to 39,072,306.78, 58,617,302.52 and 13,163,904.10

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Solution

The fourth proportional to 39,072,306.78, 58,617,302.52 and 13,163,904.10 is: 19,748,835.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,072,306.78 : 58,617,302.52 = 13,163,904.10 : x
  2. Step 2: Convert to fraction form
    39,072,306.78/58,617,302.52 = 13,163,904.10/x
  3. Step 3: Cross multiply
    39,072,306.78x = 58,617,302.52 × 13,163,904.10
  4. Step 4: Simplify right side
    39,072,306.78x = 771,632,548,973,968.38
  5. Step 5: Solve for x
    x = 771,632,548,973,968.38/39,072,306.78
  6. Step 6: Final answer
    x = 19,748,835.24

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.