Home / 28,318,666.10-42,500,117.55-13,174,474.10

Finding the Fourth Proportional to 28,318,666.10, 42,500,117.55 and 13,174,474.10

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Solution

The fourth proportional to 28,318,666.10, 42,500,117.55 and 13,174,474.10 is: 19,772,001.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,318,666.10 : 42,500,117.55 = 13,174,474.10 : x
  2. Step 2: Convert to fraction form
    28,318,666.10/42,500,117.55 = 13,174,474.10/x
  3. Step 3: Cross multiply
    28,318,666.10x = 42,500,117.55 × 13,174,474.10
  4. Step 4: Simplify right side
    28,318,666.10x = 559,916,697,909,430.38
  5. Step 5: Solve for x
    x = 559,916,697,909,430.38/28,318,666.10
  6. Step 6: Final answer
    x = 19,772,001.12

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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.