Home / 76,875,542.10-106,088,237.46-42,068,223.32

Finding the Fourth Proportional to 76,875,542.10, 106,088,237.46 and 42,068,223.32

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Solution

The fourth proportional to 76,875,542.10, 106,088,237.46 and 42,068,223.32 is: 58,054,142.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,875,542.10 : 106,088,237.46 = 42,068,223.32 : x
  2. Step 2: Convert to fraction form
    76,875,542.10/106,088,237.46 = 42,068,223.32/x
  3. Step 3: Cross multiply
    76,875,542.10x = 106,088,237.46 × 42,068,223.32
  4. Step 4: Simplify right side
    76,875,542.10x = 4,462,943,664,562,028
  5. Step 5: Solve for x
    x = 4,462,943,664,562,028/76,875,542.10
  6. Step 6: Final answer
    x = 58,054,142.35

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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.