Home / 28,084,577.76-42,123,848.57-19,044,700.74

Finding the Fourth Proportional to 28,084,577.76, 42,123,848.57 and 19,044,700.74

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Solution

The fourth proportional to 28,084,577.76, 42,123,848.57 and 19,044,700.74 is: 28,565,004.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,084,577.76 : 42,123,848.57 = 19,044,700.74 : x
  2. Step 2: Convert to fraction form
    28,084,577.76/42,123,848.57 = 19,044,700.74/x
  3. Step 3: Cross multiply
    28,084,577.76x = 42,123,848.57 × 19,044,700.74
  4. Step 4: Simplify right side
    28,084,577.76x = 802,236,089,937,503.38
  5. Step 5: Solve for x
    x = 802,236,089,937,503.38/28,084,577.76
  6. Step 6: Final answer
    x = 28,565,004.49

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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.