Home / 19,440,128.10-29,168,486.55-9,337,548.90

Finding the Fourth Proportional to 19,440,128.10, 29,168,486.55 and 9,337,548.90

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Solution

The fourth proportional to 19,440,128.10, 29,168,486.55 and 9,337,548.90 is: 14,010,307.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,440,128.10 : 29,168,486.55 = 9,337,548.90 : x
  2. Step 2: Convert to fraction form
    19,440,128.10/29,168,486.55 = 9,337,548.90/x
  3. Step 3: Cross multiply
    19,440,128.10x = 29,168,486.55 × 9,337,548.90
  4. Step 4: Simplify right side
    19,440,128.10x = 272,362,169,499,617.31
  5. Step 5: Solve for x
    x = 272,362,169,499,617.31/19,440,128.10
  6. Step 6: Final answer
    x = 14,010,307.34

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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.