Home / 57,900,903.84-86,854,148.91-19,038,495.42

Finding the Fourth Proportional to 57,900,903.84, 86,854,148.91 and 19,038,495.42

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Solution

The fourth proportional to 57,900,903.84, 86,854,148.91 and 19,038,495.42 is: 28,558,661.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,900,903.84 : 86,854,148.91 = 19,038,495.42 : x
  2. Step 2: Convert to fraction form
    57,900,903.84/86,854,148.91 = 19,038,495.42/x
  3. Step 3: Cross multiply
    57,900,903.84x = 86,854,148.91 × 19,038,495.42
  4. Step 4: Simplify right side
    57,900,903.84x = 1,653,572,316,231,033
  5. Step 5: Solve for x
    x = 1,653,572,316,231,033/57,900,903.84
  6. Step 6: Final answer
    x = 28,558,661.55

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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.