Home / 21,527,779,427.10-32,291,669,140.65-15,723,026,531.10

Finding the Fourth Proportional to 21,527,779,427.10, 32,291,669,140.65 and 15,723,026,531.10

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Solution

The fourth proportional to 21,527,779,427.10, 32,291,669,140.65 and 15,723,026,531.10 is: 23,584,539,796.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,527,779,427.10 : 32,291,669,140.65 = 15,723,026,531.10 : x
  2. Step 2: Convert to fraction form
    21,527,779,427.10/32,291,669,140.65 = 15,723,026,531.10/x
  3. Step 3: Cross multiply
    21,527,779,427.10x = 32,291,669,140.65 × 15,723,026,531.10
  4. Step 4: Simplify right side
    21,527,779,427.10x = 507,722,770,631,943,127,040
  5. Step 5: Solve for x
    x = 507,722,770,631,943,127,040/21,527,779,427.10
  6. Step 6: Final answer
    x = 23,584,539,796.65

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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.