Home / 7,931,521.60-11,897,323.46-3,610,550

Finding the Fourth Proportional to 7,931,521.60, 11,897,323.46 and 3,610,550

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Solution

The fourth proportional to 7,931,521.60, 11,897,323.46 and 3,610,550 is: 5,415,843.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,931,521.60 : 11,897,323.46 = 3,610,550 : x
  2. Step 2: Convert to fraction form
    7,931,521.60/11,897,323.46 = 3,610,550/x
  3. Step 3: Cross multiply
    7,931,521.60x = 11,897,323.46 × 3,610,550
  4. Step 4: Simplify right side
    7,931,521.60x = 42,955,881,218,503
  5. Step 5: Solve for x
    x = 42,955,881,218,503/7,931,521.60
  6. Step 6: Final answer
    x = 5,415,843.69

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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.