Home / 42,683,762.90-63,941,663.55-25,593,670.10

Finding the Fourth Proportional to 42,683,762.90, 63,941,663.55 and 25,593,670.10

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Solution

The fourth proportional to 42,683,762.90, 63,941,663.55 and 25,593,670.10 is: 38,340,149.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,683,762.90 : 63,941,663.55 = 25,593,670.10 : x
  2. Step 2: Convert to fraction form
    42,683,762.90/63,941,663.55 = 25,593,670.10/x
  3. Step 3: Cross multiply
    42,683,762.90x = 63,941,663.55 × 25,593,670.10
  4. Step 4: Simplify right side
    42,683,762.90x = 1,636,501,842,543,894.75
  5. Step 5: Solve for x
    x = 1,636,501,842,543,894.75/42,683,762.90
  6. Step 6: Final answer
    x = 38,340,149.31

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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.