Home / 58,272,001.40-87,408,002.10-31,398,145.40

Finding the Fourth Proportional to 58,272,001.40, 87,408,002.10 and 31,398,145.40

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Solution

The fourth proportional to 58,272,001.40, 87,408,002.10 and 31,398,145.40 is: 47,097,218.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,272,001.40 : 87,408,002.10 = 31,398,145.40 : x
  2. Step 2: Convert to fraction form
    58,272,001.40/87,408,002.10 = 31,398,145.40/x
  3. Step 3: Cross multiply
    58,272,001.40x = 87,408,002.10 × 31,398,145.40
  4. Step 4: Simplify right side
    58,272,001.40x = 2,744,449,159,059,305
  5. Step 5: Solve for x
    x = 2,744,449,159,059,305/58,272,001.40
  6. Step 6: Final answer
    x = 47,097,218.10

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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.