Home / 15,779,577.60-23,669,366.40-8,977,132.80

Finding the Fourth Proportional to 15,779,577.60, 23,669,366.40 and 8,977,132.80

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Solution

The fourth proportional to 15,779,577.60, 23,669,366.40 and 8,977,132.80 is: 13,465,699.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,779,577.60 : 23,669,366.40 = 8,977,132.80 : x
  2. Step 2: Convert to fraction form
    15,779,577.60/23,669,366.40 = 8,977,132.80/x
  3. Step 3: Cross multiply
    15,779,577.60x = 23,669,366.40 × 8,977,132.80
  4. Step 4: Simplify right side
    15,779,577.60x = 212,483,045,464,657.94
  5. Step 5: Solve for x
    x = 212,483,045,464,657.94/15,779,577.60
  6. Step 6: Final answer
    x = 13,465,699.20

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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.