Home / 8,691,971.55-13,020,911.88-5,041,031.55

Finding the Fourth Proportional to 8,691,971.55, 13,020,911.88 and 5,041,031.55

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Solution

The fourth proportional to 8,691,971.55, 13,020,911.88 and 5,041,031.55 is: 7,551,661.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,691,971.55 : 13,020,911.88 = 5,041,031.55 : x
  2. Step 2: Convert to fraction form
    8,691,971.55/13,020,911.88 = 5,041,031.55/x
  3. Step 3: Cross multiply
    8,691,971.55x = 13,020,911.88 × 5,041,031.55
  4. Step 4: Simplify right side
    8,691,971.55x = 65,638,827,596,849.81
  5. Step 5: Solve for x
    x = 65,638,827,596,849.81/8,691,971.55
  6. Step 6: Final answer
    x = 7,551,661.58

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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.