Home / 38,060,678.79-52,523,787.42-20,657,024.01

Finding the Fourth Proportional to 38,060,678.79, 52,523,787.42 and 20,657,024.01

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Solution

The fourth proportional to 38,060,678.79, 52,523,787.42 and 20,657,024.01 is: 28,506,720.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,060,678.79 : 52,523,787.42 = 20,657,024.01 : x
  2. Step 2: Convert to fraction form
    38,060,678.79/52,523,787.42 = 20,657,024.01/x
  3. Step 3: Cross multiply
    38,060,678.79x = 52,523,787.42 × 20,657,024.01
  4. Step 4: Simplify right side
    38,060,678.79x = 1,084,985,137,913,434.62
  5. Step 5: Solve for x
    x = 1,084,985,137,913,434.62/38,060,678.79
  6. Step 6: Final answer
    x = 28,506,720.65

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.