Home / 19,249,548.60-28,874,322.90-19,116,838.20

Finding the Fourth Proportional to 19,249,548.60, 28,874,322.90 and 19,116,838.20

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Solution

The fourth proportional to 19,249,548.60, 28,874,322.90 and 19,116,838.20 is: 28,675,257.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,249,548.60 : 28,874,322.90 = 19,116,838.20 : x
  2. Step 2: Convert to fraction form
    19,249,548.60/28,874,322.90 = 19,116,838.20/x
  3. Step 3: Cross multiply
    19,249,548.60x = 28,874,322.90 × 19,116,838.20
  4. Step 4: Simplify right side
    19,249,548.60x = 551,985,759,013,854.75
  5. Step 5: Solve for x
    x = 551,985,759,013,854.75/19,249,548.60
  6. Step 6: Final answer
    x = 28,675,257.30

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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.