Home / 19,523,852.12-29,265,130.02-7,219,909.58

Finding the Fourth Proportional to 19,523,852.12, 29,265,130.02 and 7,219,909.58

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Solution

The fourth proportional to 19,523,852.12, 29,265,130.02 and 7,219,909.58 is: 10,822,228.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,523,852.12 : 29,265,130.02 = 7,219,909.58 : x
  2. Step 2: Convert to fraction form
    19,523,852.12/29,265,130.02 = 7,219,909.58/x
  3. Step 3: Cross multiply
    19,523,852.12x = 29,265,130.02 × 7,219,909.58
  4. Step 4: Simplify right side
    19,523,852.12x = 211,291,592,591,343.59
  5. Step 5: Solve for x
    x = 211,291,592,591,343.59/19,523,852.12
  6. Step 6: Final answer
    x = 10,822,228.69

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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.