Home / 58,843,316.16-81,157,765.32-38,223,405.36

Finding the Fourth Proportional to 58,843,316.16, 81,157,765.32 and 38,223,405.36

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Solution

The fourth proportional to 58,843,316.16, 81,157,765.32 and 38,223,405.36 is: 52,718,411.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,843,316.16 : 81,157,765.32 = 38,223,405.36 : x
  2. Step 2: Convert to fraction form
    58,843,316.16/81,157,765.32 = 38,223,405.36/x
  3. Step 3: Cross multiply
    58,843,316.16x = 81,157,765.32 × 38,223,405.36
  4. Step 4: Simplify right side
    58,843,316.16x = 3,102,126,161,938,110
  5. Step 5: Solve for x
    x = 3,102,126,161,938,110/58,843,316.16
  6. Step 6: Final answer
    x = 52,718,411.61

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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.