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Finding the Fourth Proportional to 36,935,999.40, 55,403,999.10 and 10,009,655.40

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Solution

The fourth proportional to 36,935,999.40, 55,403,999.10 and 10,009,655.40 is: 15,014,483.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,935,999.40 : 55,403,999.10 = 10,009,655.40 : x
  2. Step 2: Convert to fraction form
    36,935,999.40/55,403,999.10 = 10,009,655.40/x
  3. Step 3: Cross multiply
    36,935,999.40x = 55,403,999.10 × 10,009,655.40
  4. Step 4: Simplify right side
    36,935,999.40x = 554,574,938,772,910.19
  5. Step 5: Solve for x
    x = 554,574,938,772,910.19/36,935,999.40
  6. Step 6: Final answer
    x = 15,014,483.10

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.