Home / 19,249,538.10-28,874,307.15-19,116,827.70

Finding the Fourth Proportional to 19,249,538.10, 28,874,307.15 and 19,116,827.70

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Solution

The fourth proportional to 19,249,538.10, 28,874,307.15 and 19,116,827.70 is: 28,675,241.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,249,538.10 : 28,874,307.15 = 19,116,827.70 : x
  2. Step 2: Convert to fraction form
    19,249,538.10/28,874,307.15 = 19,116,827.70/x
  3. Step 3: Cross multiply
    19,249,538.10x = 28,874,307.15 × 19,116,827.70
  4. Step 4: Simplify right side
    19,249,538.10x = 551,985,154,743,428
  5. Step 5: Solve for x
    x = 551,985,154,743,428/19,249,538.10
  6. Step 6: Final answer
    x = 28,675,241.55

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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.