Home / 58,084,810.40-87,127,215.60-38,974,512.80

Finding the Fourth Proportional to 58,084,810.40, 87,127,215.60 and 38,974,512.80

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Solution

The fourth proportional to 58,084,810.40, 87,127,215.60 and 38,974,512.80 is: 58,461,769.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,084,810.40 : 87,127,215.60 = 38,974,512.80 : x
  2. Step 2: Convert to fraction form
    58,084,810.40/87,127,215.60 = 38,974,512.80/x
  3. Step 3: Cross multiply
    58,084,810.40x = 87,127,215.60 × 38,974,512.80
  4. Step 4: Simplify right side
    58,084,810.40x = 3,395,740,779,630,559
  5. Step 5: Solve for x
    x = 3,395,740,779,630,559/58,084,810.40
  6. Step 6: Final answer
    x = 58,461,769.20

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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.