Home / 86,037,402.15-118,731,632.12-46,879,178.90

Finding the Fourth Proportional to 86,037,402.15, 118,731,632.12 and 46,879,178.90

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Solution

The fourth proportional to 86,037,402.15, 118,731,632.12 and 46,879,178.90 is: 64,693,276.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    86,037,402.15 : 118,731,632.12 = 46,879,178.90 : x
  2. Step 2: Convert to fraction form
    86,037,402.15/118,731,632.12 = 46,879,178.90/x
  3. Step 3: Cross multiply
    86,037,402.15x = 118,731,632.12 × 46,879,178.90
  4. Step 4: Simplify right side
    86,037,402.15x = 5,566,041,422,590,210
  5. Step 5: Solve for x
    x = 5,566,041,422,590,210/86,037,402.15
  6. Step 6: Final answer
    x = 64,693,276.22

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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.