Home / 19,440,164.40-29,153,248.20-9,852,356.40

Finding the Fourth Proportional to 19,440,164.40, 29,153,248.20 and 9,852,356.40

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Solution

The fourth proportional to 19,440,164.40, 29,153,248.20 and 9,852,356.40 is: 14,774,987.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,440,164.40 : 29,153,248.20 = 9,852,356.40 : x
  2. Step 2: Convert to fraction form
    19,440,164.40/29,153,248.20 = 9,852,356.40/x
  3. Step 3: Cross multiply
    19,440,164.40x = 29,153,248.20 × 9,852,356.40
  4. Step 4: Simplify right side
    19,440,164.40x = 287,228,191,484,058.50
  5. Step 5: Solve for x
    x = 287,228,191,484,058.50/19,440,164.40
  6. Step 6: Final answer
    x = 14,774,987.78

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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.