Home / 86,896,536.63-130,295,673.59-28,588,436.07

Finding the Fourth Proportional to 86,896,536.63, 130,295,673.59 and 28,588,436.07

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Solution

The fourth proportional to 86,896,536.63, 130,295,673.59 and 28,588,436.07 is: 42,866,490.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    86,896,536.63 : 130,295,673.59 = 28,588,436.07 : x
  2. Step 2: Convert to fraction form
    86,896,536.63/130,295,673.59 = 28,588,436.07/x
  3. Step 3: Cross multiply
    86,896,536.63x = 130,295,673.59 × 28,588,436.07
  4. Step 4: Simplify right side
    86,896,536.63x = 3,724,949,534,482,360
  5. Step 5: Solve for x
    x = 3,724,949,534,482,360/86,896,536.63
  6. Step 6: Final answer
    x = 42,866,490.18

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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.