Home / 57,680,301.61-79,598,810.31-31,574,837.12

Finding the Fourth Proportional to 57,680,301.61, 79,598,810.31 and 31,574,837.12

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Solution

The fourth proportional to 57,680,301.61, 79,598,810.31 and 31,574,837.12 is: 43,573,271.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,680,301.61 : 79,598,810.31 = 31,574,837.12 : x
  2. Step 2: Convert to fraction form
    57,680,301.61/79,598,810.31 = 31,574,837.12/x
  3. Step 3: Cross multiply
    57,680,301.61x = 79,598,810.31 × 31,574,837.12
  4. Step 4: Simplify right side
    57,680,301.61x = 2,513,319,470,484,027
  5. Step 5: Solve for x
    x = 2,513,319,470,484,027/57,680,301.61
  6. Step 6: Final answer
    x = 43,573,271.99

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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.