Home / 9,487,669.69-13,092,825.40-5,136,720.67

Finding the Fourth Proportional to 9,487,669.69, 13,092,825.40 and 5,136,720.67

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Solution

The fourth proportional to 9,487,669.69, 13,092,825.40 and 5,136,720.67 is: 7,088,588.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,487,669.69 : 13,092,825.40 = 5,136,720.67 : x
  2. Step 2: Convert to fraction form
    9,487,669.69/13,092,825.40 = 5,136,720.67/x
  3. Step 3: Cross multiply
    9,487,669.69x = 13,092,825.40 × 5,136,720.67
  4. Step 4: Simplify right side
    9,487,669.69x = 67,254,186,860,881.02
  5. Step 5: Solve for x
    x = 67,254,186,860,881.02/9,487,669.69
  6. Step 6: Final answer
    x = 7,088,588.56

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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.