Home / 42,475,742.07-63,723,199.23-12,934,574.93

Finding the Fourth Proportional to 42,475,742.07, 63,723,199.23 and 12,934,574.93

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Solution

The fourth proportional to 42,475,742.07, 63,723,199.23 and 12,934,574.93 is: 19,404,781.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,475,742.07 : 63,723,199.23 = 12,934,574.93 : x
  2. Step 2: Convert to fraction form
    42,475,742.07/63,723,199.23 = 12,934,574.93/x
  3. Step 3: Cross multiply
    42,475,742.07x = 63,723,199.23 × 12,934,574.93
  4. Step 4: Simplify right side
    42,475,742.07x = 824,232,495,007,974.25
  5. Step 5: Solve for x
    x = 824,232,495,007,974.25/42,475,742.07
  6. Step 6: Final answer
    x = 19,404,781.53

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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.