Home / 31,605,965.04-47,408,965.90-8,886,862.28

Finding the Fourth Proportional to 31,605,965.04, 47,408,965.90 and 8,886,862.28

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Solution

The fourth proportional to 31,605,965.04, 47,408,965.90 and 8,886,862.28 is: 13,330,298.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,605,965.04 : 47,408,965.90 = 8,886,862.28 : x
  2. Step 2: Convert to fraction form
    31,605,965.04/47,408,965.90 = 8,886,862.28/x
  3. Step 3: Cross multiply
    31,605,965.04x = 47,408,965.90 × 8,886,862.28
  4. Step 4: Simplify right side
    31,605,965.04x = 421,316,950,790,516.19
  5. Step 5: Solve for x
    x = 421,316,950,790,516.19/31,605,965.04
  6. Step 6: Final answer
    x = 13,330,298.58

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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.