Home / 48,238,811.92-72,369,411-15,889,554.64

Finding the Fourth Proportional to 48,238,811.92, 72,369,411 and 15,889,554.64

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Solution

The fourth proportional to 48,238,811.92, 72,369,411 and 15,889,554.64 is: 23,838,018.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,238,811.92 : 72,369,411 = 15,889,554.64 : x
  2. Step 2: Convert to fraction form
    48,238,811.92/72,369,411 = 15,889,554.64/x
  3. Step 3: Cross multiply
    48,238,811.92x = 72,369,411 × 15,889,554.64
  4. Step 4: Simplify right side
    48,238,811.92x = 1,149,917,710,349,117
  5. Step 5: Solve for x
    x = 1,149,917,710,349,117/48,238,811.92
  6. Step 6: Final answer
    x = 23,838,018.90

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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.