Home / 35,506,045.60-53,259,068.40-12,783,990.40

Finding the Fourth Proportional to 35,506,045.60, 53,259,068.40 and 12,783,990.40

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Solution

The fourth proportional to 35,506,045.60, 53,259,068.40 and 12,783,990.40 is: 19,175,985.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,506,045.60 : 53,259,068.40 = 12,783,990.40 : x
  2. Step 2: Convert to fraction form
    35,506,045.60/53,259,068.40 = 12,783,990.40/x
  3. Step 3: Cross multiply
    35,506,045.60x = 53,259,068.40 × 12,783,990.40
  4. Step 4: Simplify right side
    35,506,045.60x = 680,863,419,138,543.38
  5. Step 5: Solve for x
    x = 680,863,419,138,543.38/35,506,045.60
  6. Step 6: Final answer
    x = 19,175,985.60

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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.