Home / 10,106,638.40-15,160,613.70-5,323,669.40

Finding the Fourth Proportional to 10,106,638.40, 15,160,613.70 and 5,323,669.40

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Solution

The fourth proportional to 10,106,638.40, 15,160,613.70 and 5,323,669.40 is: 7,985,849.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,106,638.40 : 15,160,613.70 = 5,323,669.40 : x
  2. Step 2: Convert to fraction form
    10,106,638.40/15,160,613.70 = 5,323,669.40/x
  3. Step 3: Cross multiply
    10,106,638.40x = 15,160,613.70 × 5,323,669.40
  4. Step 4: Simplify right side
    10,106,638.40x = 80,710,095,239,910.78
  5. Step 5: Solve for x
    x = 80,710,095,239,910.78/10,106,638.40
  6. Step 6: Final answer
    x = 7,985,849.70

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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.