Home / 15,662,639,931.48-21,614,445,437.20-8,526,107,921.02

Finding the Fourth Proportional to 15,662,639,931.48, 21,614,445,437.20 and 8,526,107,921.02

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Solution

The fourth proportional to 15,662,639,931.48, 21,614,445,437.20 and 8,526,107,921.02 is: 11,766,030,200.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,662,639,931.48 : 21,614,445,437.20 = 8,526,107,921.02 : x
  2. Step 2: Convert to fraction form
    15,662,639,931.48/21,614,445,437.20 = 8,526,107,921.02/x
  3. Step 3: Cross multiply
    15,662,639,931.48x = 21,614,445,437.20 × 8,526,107,921.02
  4. Step 4: Simplify right side
    15,662,639,931.48x = 184,287,094,450,494,439,424
  5. Step 5: Solve for x
    x = 184,287,094,450,494,439,424/15,662,639,931.48
  6. Step 6: Final answer
    x = 11,766,030,200.32

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.