Home / 42,690,089.16-64,034,903.70-10,341,975.30

Finding the Fourth Proportional to 42,690,089.16, 64,034,903.70 and 10,341,975.30

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Solution

The fourth proportional to 42,690,089.16, 64,034,903.70 and 10,341,975.30 is: 15,512,907.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,690,089.16 : 64,034,903.70 = 10,341,975.30 : x
  2. Step 2: Convert to fraction form
    42,690,089.16/64,034,903.70 = 10,341,975.30/x
  3. Step 3: Cross multiply
    42,690,089.16x = 64,034,903.70 × 10,341,975.30
  4. Step 4: Simplify right side
    42,690,089.16x = 662,247,392,403,278.75
  5. Step 5: Solve for x
    x = 662,247,392,403,278.75/42,690,089.16
  6. Step 6: Final answer
    x = 15,512,907.22

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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.