Home / 15,329,547.60-22,966,327.80-12,474,200.40

Finding the Fourth Proportional to 15,329,547.60, 22,966,327.80 and 12,474,200.40

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Solution

The fourth proportional to 15,329,547.60, 22,966,327.80 and 12,474,200.40 is: 18,688,521.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,329,547.60 : 22,966,327.80 = 12,474,200.40 : x
  2. Step 2: Convert to fraction form
    15,329,547.60/22,966,327.80 = 12,474,200.40/x
  3. Step 3: Cross multiply
    15,329,547.60x = 22,966,327.80 × 12,474,200.40
  4. Step 4: Simplify right side
    15,329,547.60x = 286,486,575,429,291.12
  5. Step 5: Solve for x
    x = 286,486,575,429,291.12/15,329,547.60
  6. Step 6: Final answer
    x = 18,688,521.21

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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.