Home / 19,264,554.30-28,896,831.45-12,877,866.30

Finding the Fourth Proportional to 19,264,554.30, 28,896,831.45 and 12,877,866.30

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Solution

The fourth proportional to 19,264,554.30, 28,896,831.45 and 12,877,866.30 is: 19,316,799.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,264,554.30 : 28,896,831.45 = 12,877,866.30 : x
  2. Step 2: Convert to fraction form
    19,264,554.30/28,896,831.45 = 12,877,866.30/x
  3. Step 3: Cross multiply
    19,264,554.30x = 28,896,831.45 × 12,877,866.30
  4. Step 4: Simplify right side
    19,264,554.30x = 372,129,531,906,735.12
  5. Step 5: Solve for x
    x = 372,129,531,906,735.12/19,264,554.30
  6. Step 6: Final answer
    x = 19,316,799.45

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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.