Home / 15,553,276.80-23,329,915.20-9,877,574.40

Finding the Fourth Proportional to 15,553,276.80, 23,329,915.20 and 9,877,574.40

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Solution

The fourth proportional to 15,553,276.80, 23,329,915.20 and 9,877,574.40 is: 14,816,361.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,553,276.80 : 23,329,915.20 = 9,877,574.40 : x
  2. Step 2: Convert to fraction form
    15,553,276.80/23,329,915.20 = 9,877,574.40/x
  3. Step 3: Cross multiply
    15,553,276.80x = 23,329,915.20 × 9,877,574.40
  4. Step 4: Simplify right side
    15,553,276.80x = 230,442,973,133,690.88
  5. Step 5: Solve for x
    x = 230,442,973,133,690.88/15,553,276.80
  6. Step 6: Final answer
    x = 14,816,361.60

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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.