Home / 15,750,503.13-21,735,708.90-8,507,159.13

Finding the Fourth Proportional to 15,750,503.13, 21,735,708.90 and 8,507,159.13

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Solution

The fourth proportional to 15,750,503.13, 21,735,708.90 and 8,507,159.13 is: 11,739,887.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,750,503.13 : 21,735,708.90 = 8,507,159.13 : x
  2. Step 2: Convert to fraction form
    15,750,503.13/21,735,708.90 = 8,507,159.13/x
  3. Step 3: Cross multiply
    15,750,503.13x = 21,735,708.90 × 8,507,159.13
  4. Step 4: Simplify right side
    15,750,503.13x = 184,909,134,415,657.25
  5. Step 5: Solve for x
    x = 184,909,134,415,657.25/15,750,503.13
  6. Step 6: Final answer
    x = 11,739,887.47

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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.