Home / 57,900,878.74-86,854,111.35-19,038,470.35

Finding the Fourth Proportional to 57,900,878.74, 86,854,111.35 and 19,038,470.35

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Solution

The fourth proportional to 57,900,878.74, 86,854,111.35 and 19,038,470.35 is: 28,558,623.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,900,878.74 : 86,854,111.35 = 19,038,470.35 : x
  2. Step 2: Convert to fraction form
    57,900,878.74/86,854,111.35 = 19,038,470.35/x
  3. Step 3: Cross multiply
    57,900,878.74x = 86,854,111.35 × 19,038,470.35
  4. Step 4: Simplify right side
    57,900,878.74x = 1,653,569,423,712,573.50
  5. Step 5: Solve for x
    x = 1,653,569,423,712,573.50/57,900,878.74
  6. Step 6: Final answer
    x = 28,558,623.97

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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.