Home / 76,730,147.12-105,886,351.68-41,922,088.40

Finding the Fourth Proportional to 76,730,147.12, 105,886,351.68 and 41,922,088.40

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Solution

The fourth proportional to 76,730,147.12, 105,886,351.68 and 41,922,088.40 is: 57,851,798.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,730,147.12 : 105,886,351.68 = 41,922,088.40 : x
  2. Step 2: Convert to fraction form
    76,730,147.12/105,886,351.68 = 41,922,088.40/x
  3. Step 3: Cross multiply
    76,730,147.12x = 105,886,351.68 × 41,922,088.40
  4. Step 4: Simplify right side
    76,730,147.12x = 4,438,976,995,482,448.50
  5. Step 5: Solve for x
    x = 4,438,976,995,482,448.50/76,730,147.12
  6. Step 6: Final answer
    x = 57,851,798.31

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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.