Home / 8,316,148.80-12,474,223.20-5,110,881.60

Finding the Fourth Proportional to 8,316,148.80, 12,474,223.20 and 5,110,881.60

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Solution

The fourth proportional to 8,316,148.80, 12,474,223.20 and 5,110,881.60 is: 7,666,322.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,316,148.80 : 12,474,223.20 = 5,110,881.60 : x
  2. Step 2: Convert to fraction form
    8,316,148.80/12,474,223.20 = 5,110,881.60/x
  3. Step 3: Cross multiply
    8,316,148.80x = 12,474,223.20 × 5,110,881.60
  4. Step 4: Simplify right side
    8,316,148.80x = 63,754,277,827,173.11
  5. Step 5: Solve for x
    x = 63,754,277,827,173.11/8,316,148.80
  6. Step 6: Final answer
    x = 7,666,322.40

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1.5x scale

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.