Home / 10,208,865.60-14,088,862.08-5,625,185.76

Finding the Fourth Proportional to 10,208,865.60, 14,088,862.08 and 5,625,185.76

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Solution

The fourth proportional to 10,208,865.60, 14,088,862.08 and 5,625,185.76 is: 7,763,102.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,208,865.60 : 14,088,862.08 = 5,625,185.76 : x
  2. Step 2: Convert to fraction form
    10,208,865.60/14,088,862.08 = 5,625,185.76/x
  3. Step 3: Cross multiply
    10,208,865.60x = 14,088,862.08 × 5,625,185.76
  4. Step 4: Simplify right side
    10,208,865.60x = 79,252,466,347,019.98
  5. Step 5: Solve for x
    x = 79,252,466,347,019.98/10,208,865.60
  6. Step 6: Final answer
    x = 7,763,102.14

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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.