Home / 13,103,430.60-19,655,145.90-11,927,699.40

Finding the Fourth Proportional to 13,103,430.60, 19,655,145.90 and 11,927,699.40

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Solution

The fourth proportional to 13,103,430.60, 19,655,145.90 and 11,927,699.40 is: 17,891,549.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,103,430.60 : 19,655,145.90 = 11,927,699.40 : x
  2. Step 2: Convert to fraction form
    13,103,430.60/19,655,145.90 = 11,927,699.40/x
  3. Step 3: Cross multiply
    13,103,430.60x = 19,655,145.90 × 11,927,699.40
  4. Step 4: Simplify right side
    13,103,430.60x = 234,440,671,958,342.44
  5. Step 5: Solve for x
    x = 234,440,671,958,342.44/13,103,430.60
  6. Step 6: Final answer
    x = 17,891,549.10

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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.