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Finding the Fourth Proportional to 9,841,985.10, 14,762,977.65 and 9,841,985.10

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Solution

The fourth proportional to 9,841,985.10, 14,762,977.65 and 9,841,985.10 is: 14,762,977.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,841,985.10 : 14,762,977.65 = 9,841,985.10 : x
  2. Step 2: Convert to fraction form
    9,841,985.10/14,762,977.65 = 9,841,985.10/x
  3. Step 3: Cross multiply
    9,841,985.10x = 14,762,977.65 × 9,841,985.10
  4. Step 4: Simplify right side
    9,841,985.10x = 145,297,006,062,933
  5. Step 5: Solve for x
    x = 145,297,006,062,933/9,841,985.10
  6. Step 6: Final answer
    x = 14,762,977.65

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1.5x scale

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.