Home / 10,109,715.80-15,164,573.70-9,637,323.80

Finding the Fourth Proportional to 10,109,715.80, 15,164,573.70 and 9,637,323.80

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Solution

The fourth proportional to 10,109,715.80, 15,164,573.70 and 9,637,323.80 is: 14,455,985.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,109,715.80 : 15,164,573.70 = 9,637,323.80 : x
  2. Step 2: Convert to fraction form
    10,109,715.80/15,164,573.70 = 9,637,323.80/x
  3. Step 3: Cross multiply
    10,109,715.80x = 15,164,573.70 × 9,637,323.80
  4. Step 4: Simplify right side
    10,109,715.80x = 146,145,907,035,864.06
  5. Step 5: Solve for x
    x = 146,145,907,035,864.06/10,109,715.80
  6. Step 6: Final answer
    x = 14,455,985.70

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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.