Home / 43,152,808.86-64,754,751.15-15,878,255.13

Finding the Fourth Proportional to 43,152,808.86, 64,754,751.15 and 15,878,255.13

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Solution

The fourth proportional to 43,152,808.86, 64,754,751.15 and 15,878,255.13 is: 23,826,779.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,152,808.86 : 64,754,751.15 = 15,878,255.13 : x
  2. Step 2: Convert to fraction form
    43,152,808.86/64,754,751.15 = 15,878,255.13/x
  3. Step 3: Cross multiply
    43,152,808.86x = 64,754,751.15 × 15,878,255.13
  4. Step 4: Simplify right side
    43,152,808.86x = 1,028,192,459,639,360.88
  5. Step 5: Solve for x
    x = 1,028,192,459,639,360.88/43,152,808.86
  6. Step 6: Final answer
    x = 23,826,779.46

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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.