Home / 93,421,424.57-128,919,068.15-51,604,589.88

Finding the Fourth Proportional to 93,421,424.57, 128,919,068.15 and 51,604,589.88

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Solution

The fourth proportional to 93,421,424.57, 128,919,068.15 and 51,604,589.88 is: 71,212,954.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,421,424.57 : 128,919,068.15 = 51,604,589.88 : x
  2. Step 2: Convert to fraction form
    93,421,424.57/128,919,068.15 = 51,604,589.88/x
  3. Step 3: Cross multiply
    93,421,424.57x = 128,919,068.15 × 51,604,589.88
  4. Step 4: Simplify right side
    93,421,424.57x = 6,652,815,639,334,498
  5. Step 5: Solve for x
    x = 6,652,815,639,334,498/93,421,424.57
  6. Step 6: Final answer
    x = 71,212,954.31

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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.