Home / 57,900,909.67-86,854,157.79-19,038,501.27

Finding the Fourth Proportional to 57,900,909.67, 86,854,157.79 and 19,038,501.27

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Solution

The fourth proportional to 57,900,909.67, 86,854,157.79 and 19,038,501.27 is: 28,558,670.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,900,909.67 : 86,854,157.79 = 19,038,501.27 : x
  2. Step 2: Convert to fraction form
    57,900,909.67/86,854,157.79 = 19,038,501.27/x
  3. Step 3: Cross multiply
    57,900,909.67x = 86,854,157.79 × 19,038,501.27
  4. Step 4: Simplify right side
    57,900,909.67x = 1,653,572,993,389,695.50
  5. Step 5: Solve for x
    x = 1,653,572,993,389,695.50/57,900,909.67
  6. Step 6: Final answer
    x = 28,558,670.37

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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.