Home / 93,421,420.22-128,919,062.15-51,604,585.52

Finding the Fourth Proportional to 93,421,420.22, 128,919,062.15 and 51,604,585.52

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Solution

The fourth proportional to 93,421,420.22, 128,919,062.15 and 51,604,585.52 is: 71,212,948.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,421,420.22 : 128,919,062.15 = 51,604,585.52 : x
  2. Step 2: Convert to fraction form
    93,421,420.22/128,919,062.15 = 51,604,585.52/x
  3. Step 3: Cross multiply
    93,421,420.22x = 128,919,062.15 × 51,604,585.52
  4. Step 4: Simplify right side
    93,421,420.22x = 6,652,814,767,297,549
  5. Step 5: Solve for x
    x = 6,652,814,767,297,549/93,421,420.22
  6. Step 6: Final answer
    x = 71,212,948.29

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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.