Home / 8,806,139.46-12,153,800.80-5,370,373.42

Finding the Fourth Proportional to 8,806,139.46, 12,153,800.80 and 5,370,373.42

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Solution

The fourth proportional to 8,806,139.46, 12,153,800.80 and 5,370,373.42 is: 7,411,925.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,806,139.46 : 12,153,800.80 = 5,370,373.42 : x
  2. Step 2: Convert to fraction form
    8,806,139.46/12,153,800.80 = 5,370,373.42/x
  3. Step 3: Cross multiply
    8,806,139.46x = 12,153,800.80 × 5,370,373.42
  4. Step 4: Simplify right side
    8,806,139.46x = 65,270,448,768,294.74
  5. Step 5: Solve for x
    x = 65,270,448,768,294.74/8,806,139.46
  6. Step 6: Final answer
    x = 7,411,925.40

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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.