Home / 43,103,427.40-64,655,141.10-40,977,663.40

Finding the Fourth Proportional to 43,103,427.40, 64,655,141.10 and 40,977,663.40

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Solution

The fourth proportional to 43,103,427.40, 64,655,141.10 and 40,977,663.40 is: 61,466,495.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,103,427.40 : 64,655,141.10 = 40,977,663.40 : x
  2. Step 2: Convert to fraction form
    43,103,427.40/64,655,141.10 = 40,977,663.40/x
  3. Step 3: Cross multiply
    43,103,427.40x = 64,655,141.10 × 40,977,663.40
  4. Step 4: Simplify right side
    43,103,427.40x = 2,649,416,609,075,305.50
  5. Step 5: Solve for x
    x = 2,649,416,609,075,305.50/43,103,427.40
  6. Step 6: Final answer
    x = 61,466,495.10

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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.