Home / 15,249,928.62-21,039,641.04-9,746,524.91

Finding the Fourth Proportional to 15,249,928.62, 21,039,641.04 and 9,746,524.91

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Solution

The fourth proportional to 15,249,928.62, 21,039,641.04 and 9,746,524.91 is: 13,446,842.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,249,928.62 : 21,039,641.04 = 9,746,524.91 : x
  2. Step 2: Convert to fraction form
    15,249,928.62/21,039,641.04 = 9,746,524.91/x
  3. Step 3: Cross multiply
    15,249,928.62x = 21,039,641.04 × 9,746,524.91
  4. Step 4: Simplify right side
    15,249,928.62x = 205,063,385,492,792.19
  5. Step 5: Solve for x
    x = 205,063,385,492,792.19/15,249,928.62
  6. Step 6: Final answer
    x = 13,446,842.32

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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.