Home / 93,526,680.18-129,071,317.16-51,709,971.72

Finding the Fourth Proportional to 93,526,680.18, 129,071,317.16 and 51,709,971.72

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Solution

The fourth proportional to 93,526,680.18, 129,071,317.16 and 51,709,971.72 is: 71,362,248.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,526,680.18 : 129,071,317.16 = 51,709,971.72 : x
  2. Step 2: Convert to fraction form
    93,526,680.18/129,071,317.16 = 51,709,971.72/x
  3. Step 3: Cross multiply
    93,526,680.18x = 129,071,317.16 × 51,709,971.72
  4. Step 4: Simplify right side
    93,526,680.18x = 6,674,274,159,948,201
  5. Step 5: Solve for x
    x = 6,674,274,159,948,201/93,526,680.18
  6. Step 6: Final answer
    x = 71,362,248.15

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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.