Home / 45,435,008.40-68,152,901.40-15,142,871.40

Finding the Fourth Proportional to 45,435,008.40, 68,152,901.40 and 15,142,871.40

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Solution

The fourth proportional to 45,435,008.40, 68,152,901.40 and 15,142,871.40 is: 22,714,436.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,435,008.40 : 68,152,901.40 = 15,142,871.40 : x
  2. Step 2: Convert to fraction form
    45,435,008.40/68,152,901.40 = 15,142,871.40/x
  3. Step 3: Cross multiply
    45,435,008.40x = 68,152,901.40 × 15,142,871.40
  4. Step 4: Simplify right side
    45,435,008.40x = 1,032,030,621,437,080.12
  5. Step 5: Solve for x
    x = 1,032,030,621,437,080.12/45,435,008.40
  6. Step 6: Final answer
    x = 22,714,436.68

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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.