Home / 74,513,137.40-102,827,973.12-41,918,089.40

Finding the Fourth Proportional to 74,513,137.40, 102,827,973.12 and 41,918,089.40

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Solution

The fourth proportional to 74,513,137.40, 102,827,973.12 and 41,918,089.40 is: 57,846,875.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,513,137.40 : 102,827,973.12 = 41,918,089.40 : x
  2. Step 2: Convert to fraction form
    74,513,137.40/102,827,973.12 = 41,918,089.40/x
  3. Step 3: Cross multiply
    74,513,137.40x = 102,827,973.12 × 41,918,089.40
  4. Step 4: Simplify right side
    74,513,137.40x = 4,310,352,170,064,957
  5. Step 5: Solve for x
    x = 4,310,352,170,064,957/74,513,137.40
  6. Step 6: Final answer
    x = 57,846,875.34

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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.